jackson utong, mohd sham othman, mahadir ahmad, caryn mei hsien chan.  (2026).  digital public health interventions in malaysia: a scoping review of user acceptance, usability, health outcomes, and implementation challenges.  - applied research.  1 - 12. 

jackson utong, mohd sham othman, mahadir ahmad, caryn mei hsien chan.  (2026).  digital public health interventions in malaysia: a scoping review of user acceptance, usability, health outcomes, and implementation challenges.  - applied research.  1 - 12. 

jun kiat, mahadir ahmad, caryn mei hsien chan, satirah zainalabidin, michael ungar, ponnusamy subramaniam.  (2025).  effectiveness of adaptation of a resilience-building intervention among individuals with adverse childhood experience: protocol for a randomized controlled trial.  - jmir research protocols.  150 - 164. 

siti sarah norman, sumaiyah mat, siti salwana kamsan, sawal hamid md ali, nor hamdan mohamad yahaya, caryn chan mei hsien, dayang balkis md ramli, noorlaili mohd tohit, norhayati ibrahim & suzana shahar.  (2025).  mediating role of psychological status in the association between resiliency and quality of life among older malaysians living with knee osteoarthritis.  - experimental aging research.  350 - 363. 

meng wei, caryn mei hsien chan, azlina yusuf, and maziah ahmad marzuki.  (2025).  preliminary development of a health education program to improve psychological distress among patients with esophageal cancer and their partners: a narrative review.  - healthcare.  1 - 14. 

meng wei, azlina yusuf, caryn chan mei hsien, maziah ahmad marzuki.  (2025).  effects of behavioural activation on psychological distress among people with cancer: a systematic review and meta-analysis.  - international journal of nursing studies.  1 - 11. 

nadja mikulic, cécile m. singh-povel, swee ai ng, nga thuy tran, van khanh tran, rini sekartini, dian novita chandra, bee koon poh, jyh eiin wong, nipa rojroongwasinkul, nawarat vongvimetee, nanda de groot, ilse khouw on behalf of the seanuts ii study group.  (2025).  associations between dairy consumption and nutrient intake in southeast asian children: findings from the south east asian nutrition surveys ii (seanuts ii).  - nutrients.  1 - 22. 

pei teng lum, jasmine siew min chia, giin shang yeo, see meng lim, mohd jamil sameeha, jyh eiin wong, nik shanita safii, ilse khouw, bee koon poh, on behalf of the seanuts ii malaysia study group.  (2025).  socioeconomic disparities and its association with food security, diet quality, and growth among malaysian children aged 6 months to 12.9 years.  - frontiers in public health.  1 - 13. 

ching sin siau, agnes shu sze chong, muhamad nur fariduddin, roy rillera marzo, samihah aslamiah, lei hum wee, asteria devy kumalasari, van thi hai hoang, ian griffin prawiromaruto, mila nu nu htay, priyoth kittiteerasack, caryn mei hsien chan.  (2025).  estimates of suicide trends among males in the association of southeast asian nations (asean) from year 2000 to 2019 using who ghe data.  - asia pacific journal of public health.  312 - 318. 

ching sin siau, lei hum wee, caryn mei hsien chan, rawaida mat salleh, picholas kian ann phoa, muhamad nur fariduddin, subashini ambigapathy, zaini said, nizam baharom.  (2025).  development and validation of myquitvape: a health education video for quitting vaping among university students.  - asian journal of university education (ajue).  43 - 51. 

ching sin siau, david lester, bob lew, kairi kőlves, jenny mei yiu huen, john f. gunn iii, won sun chen, norhayati ibrahim, muhamad nur fariduddin, hui chin koo, cunxian jia, ian griffin prawiromaruto, and caryn mei hsien chan.  (2025).  association between body mass index and depression, anxiety, and suicidality in university students from seven regions of china: a cross-sectional study.  - asia pacific journal of public health.  281 - 289. 

ika aida aprilini makbul, giin shang yeo, razinah sharif, see meng lim, ahmed mediani , jan geurts , bee koon poh , and on behalf of the seanuts ii malaysia study group.  (2025).  determinants of stunting among children aged 0.5 to 12 years in peninsular malaysia: findings from the seanuts ii study.  - nutrients.  1 - 14. 

siti nur akmal ghazali, hanani abdul manan, caryn mei hsien chan, marfu’ah nik eezamuddeen, noorazrul yahya.  (2025).  predictors of survival among head and neck cancer patients after radiotherapy based on health-related quality of life indices and symptoms-specific outcomes: a systematic review.  - quality of life research.  2531 - 2546. 

agnes chong shu sze, mahadir ahmad, hamidah alias, rizuana iqbal hussain, afifi lateh, caryn mei hsien chan.  (2025).  an intervention module for caregivers of children with acute lymphoblastic leukemia (all).  - journal of psychosocial oncology.  73 - 87. 

nor aniza azmi, caryn chan mei hsien, nur fa'izah ab muin, ahmad syahmiuddin shamsuddin, nur afiqah mohd shukri, mimi syaqirah ab razak, aminul haqim mohd nizam.  (2024).  innovative training for future radiation therapists: designing a student-centric psychosocial and supportive cancer patient care [psosc] module in malaysia.  - journal of medical imaging and radiation sciences.  45 - 45. 

nadja mikulic, ilse khouw, swee ai ng, nipa rojroongwasinkul, nawarat vongvimetee, nga thuy tran, van khanh tran, rini sekartini, dian novita chandra, bee koon poh, jyh eiin wong, cécile m. singh-povel, nanda de groot on behalf of the seanuts ii study group.  (2024).  dairy consumption at breakfast among southeast asian children: associations with nutrient intake from the south east asian nutrition surveys ii (seanuts ii).  - nutrients.  1 - 23. 

tan sy, poh bk, sekartini r, rojroongwasinkul n, tran tn, wong je, chandra dv, pongcharoen t, tran kv, actis-goretta l, vonk mm, ng sa, parikh p, khouw i on behalf of seanuts ii study group.  (2024).  south east asian nutrition surveys (seanuts) ii - a multi-country evaluation of nutrition and lifestyle indicators in children aged 12 years and below: rationale and design.  - public health nutrition.  1 - 12. 

giin shang yeo, shoo thien lee, jyh eiin wong, ilse khouw, nik shanita safii, bee koon poh.  (2024).  association of breakfast skipping on nutrient intake and adiposity in malaysian children: findings from seanuts ii.  - appetite.  1 - 8. 

siau, c. s., klonsky, e. d., kőlves, k., huen, j. m. y., chan, c. m. h., fariduddin, m. n., ibrahim, n., tan, y. k., jia, c., zhang, j., & lew, b. .  (2024).  psychache, hopelessness, and suicidal ideation and behaviors: a cross-sectional study from china.  - international journal of environmental research and public health.  1 - 10. 

wun chin leong, hanani abdul manan, caryn chan mei hsien, yoke fui wong, noorazrul yahya.  (2024).  fatigue following head and neck cancer radiotherapy: a systematic review of dose correlates.  - supportive care in cancer.  1 - 13. 

yee kee tan, ching sin siau, norhayati ibrahim, kairi kolves, jie zhang, caryn mei hsien chan, meng chuan ho, chun hong gan, noh amit, nurul syasya mohd ridzwan goh, lai fong chan.  (2024).  validation of the malay version of the patient health questionnaire-4 (phq-4) among malaysian undergraduates.  - asian journal of psychiatry.  1 - 5. 

nurul hasanah hasmuni chew, nur zakiah mohd saat, jyh eiin wong, shoo thien lee, cécile m. singh-povel, ilse khouw, bee koon poh, on behalf of the seanuts ii malaysia study group.  (2024).  a cross-sectional study on the dietary patterns of multiethnic malaysian preschoolers and their sociodemographic determinants.  - nutrition bulletin.  294 - 313. 

kai sze chan, nor mf farah, giin shang yeo, kuan chiet teh, shoo thien lee, ika aida aprilini makbul, nor aini jamil, razinah sharif, jyh eiin wong, ilse khouw, bee koon poh and on behalf of the seanuts ii malaysia study group.  (2024).  association of adiposity, serum vitamin d, and dietary quality with cardiometabolic risk factors in children aged 6–12 years: findings from seanuts ii malaysia.  - applied physiology, nutrition, and metabolism.  1328 - 1339. 

bee koon poh, jyh eiin wong, shoo thien lee, jasmine chia, giin shang yeo, razinah sharif, ns safii, nor aini jamil, caryn chan, nor mf farah, mj sameeha, denise koh, nz mohd saat, see meng lim, ak norimah, at ruzita, sb budin, lh wee, sf tang, i khouw.  (2024).  triple burden of malnutrition among malaysian children aged 6 months to 12 years: current findings from seanuts ii malaysia.  - public health nutrition.  1 - 16. 

christine joan, denise koh, jyh eiin wong, ilse khouw, bee koon poh on behalf of the seanuts ii malaysia study group.  (2024).  association between adherence to 24-h movement guidelines and sociodemographic factors among malaysian preschoolers: findings from seanuts ii malaysia.  - american journal of human biology.  1 - 13. 

khong yun pang, ching sin siau, meng chuan ho, pei boon ooi, yee kee tan, pui juan woi, samantha arielle lai and caryn mei hsien chan.  (2024).  fear of detachment from mobile phone: nomophobia and suicidality among malaysian university students before and during the covid-19 pandemic.  - psychology, health & medicine.  1044-1054. 

samantha arielle lai, khong yun pang, ching sin siau, caryn mei hsien chan, yee kee tan, pei boon ooi, mohamad ikhram bin mohamad ridzuan, meng chuan ho.  (2023).  social support as a mediator in the relationship between perceived stress and nomophobia: an investigation among malaysian university students during the covid-19 pandemic.  - current psychology.  21659-21666. 

rawaida mat salleh, nizam baharom, ching sin siau, caryn mei hsien chan, noh amit, pei yin sia, and lei hum wee.  (2023).  e cigarette users profiles and their association with identified impacts of covid 19 on vaping among young adults in malaysia.  - healthcare.  1-15. 

shin ying chu; siti nur zafirah binti kassim; chun hong gan; veronica fierro; caryn mei hsien chan; deborah hersh.  (2023).  sometimes i feel grateful... :experiences of the adolescent siblings of children with autism spectrum disorder in malaysia.  - journal of autism and developmental disorders.  795-807. 

ching sin siau, caryn mei hsien chan, lei hum wee, suzaily wahab, uma visvalingam, won sun chen, seen heng yeoh, jing ni tee, lena lay ling yeap , and norhayati ibrahim.  (2023).  depression and anxiety predict healthcare workers` understanding of and willingness to help suicide attempt patients.  - omega - journal of death and dying.  469-484. 

nor aniza azmi , caryn chan mei hsien , nur fa'izah ab muin , mimi syaqirah , ahmad syahmiuddin shamsuddin , afiqah shukri.  (2023).  development of psychosocial and supportive cancer patient care module for therapy radiographer in malaysia: student version.  - journal of medical imaging and radiationsciences.  S15. 

nor aniza azmi , caryn chan mei hsien , nur fa'izah ab muin , ahmad syahmiuddin shamsuddin , mohd sukri nur afiqah , ab razak mimi syaqirah.  (2023).  development of a psychosocial and supportive cancer care module for therapy radiographers in malaysia: a systematic approach.  - journal of medical imaging and radiation sciences.  S15. 

caryn mei hsien chan, ching sin siau, jyh eiin wong, noorazrul yahya, nor aniza azmi, shin ying chu, mahadir ahmad, agnes shu sze chong, lei hum wee, and jo pei tan.  (2023).  characterizing employees with primary and secondary caregiving responsibilities: informal care provision in malaysia.  - healthcare.  1-12. 

siti nur akmal ghazali, caryn mei hsien chan, marfuah nik eezamuddeen, hanani abdul manan dan noorazrul yahya.  (2023).  quality of life for head and neck cancer patients: a 10 year bibliographic analysis.  - cancers.  1-13. 

agnes shu sze chong, mahadir ahmad, hamidah alias, rizuana iqbal hussain, afifi lateh and caryn mei hsien chan.  (2023).  spiritual coping among families of children with cancer: a qualitative study.  - asia pacific journal of public health.  408-412. 

lei hum wee; jo ann andoy galvan; sapna shridhar patil; priya madhavan; dinesh mahalingam; chai hong yeong; yin how wong; hui qi poh; sanjay suthahar; shamella diya david; xiao jing tan; izzah athirah rosli; caryn mei hsien chan; nizam baharom; nor asiah .  (2023).  understanding factors associated with motivation to quit vaping among vapers in the federal territory of kuala lumpur, malaysia.  - healthcare.  1-12. 

agnes shu sze chong, mahadir ahmad, nurul batrisyia mohd harizan, hamidah alias, rizuana iqbal hussain, afifi lateh, caryn mei hsien chan.  (2023).  predictors of post-traumatic stress symptoms (ptss), depression, and anxiety among caregivers of children with acute lymphoblastic leukaemia (all).  - asian pacific journal of cancer prevention.  1923-1929. 

bob lew, kairi kőlves, david lester, won sun chen, nurashikin bt ibrahim, noor raihan bt khamal, feisul mustapha, caryn mei hsien chan, norhayati ibrahim, ching sin siau and lai fong chan.  (2022).  looking into recent suicide rates and trends in malaysia: a comparative analysis.  - frontiers in psychiatry.  1-11. 

bob lew [and twenty one others]..  (2022).  an analysis of age standardized suicide rates in muslim majority countries in 2000 2019.  - bmc public health.  1-18. 

bob lew, david lester, feisul idzwan mustapha, paul yip, ying-yeh chen, ravivarma rao panirselvam, astrid sinarti hassan, serena in, lai fong chan, norhayati ibrahim, caryn mei hsien chan & ching sin siau.  (2022).  decriminalizing suicide attempt in the 21st century: an examination of suicide rates in countries that penalize suicide, a critical review.  - bmc psychiatry.  1-11. 

agnes chong shu sze, mahadir ahmad, hamidah alias, rizuana iqbal hussain, afifi lateh, caryn mei hsien chan.  (2022).  exploring the beliefs of caregivers about the caregiving experiences of children withacute lymphoblastic leukemia in malaysia.  - belitung nursing journal.  204-212. 

nur atikah abdul halim, lei hum wee, nur zakiah mohd saat, swinderjit jag jit singh, ching sin siau, and caryn mei hsien chan.  (2022).  application of the logic model to the school-based fit and smart adolescent smoking cessation programme.  - malaysian journal of medical sciences.  133-145. 

lei hum wee [and fourteen others]..  (2022).  the role of media and retailer message recall on malaysian male perceptions of e-cigarette use: the 2016 national study of e-cigarettes prevalence.  - inquiry-the journal of health care organization provision and financing.  1-11. 

wee lei hum, robert west, tee guat hiong, lena yeap, caryn chan mei hsien, ho bee kiau, komathi perialathan, mohamad haniki nik mohamed, susan michie, sarah e. jackson.  (2021).  effectiveness of training stop-smoking advisers to deliver cessation support to the uk national proposed standard versus usual care in malaysia: a two-arm cluster randomised controlled trial.  - addiction.  2150-2161. 

caryn mei hsien chan, siew li ng, serena in, lei hum wee, ching sin siau.  (2021).  predictors of psychological distress and mental health resource utilization among employees in malaysia.  - international journal of environmental research and public health.  1-15. 

bob lew, augustine osman, caryn mei hsien chan, won sun chen, norhayati ibrahim, cun-xian jia & ching sin siau.  (2021).  psychological characteristics of suicide attempters among undergraduate college students in china: a cross-sectional study.  - bmc public health.  1-8. 

bob lew, kairi kolves, jie zhang, wang zhizhong, harold g. koenig, paul s. f. yip, mansor abu talib, augustine osman, ching sin siau, caryn mei hsien chan.  (2021).  religious affiliation and suicidality among college students in china: a cross sectional study across six provinces.  - plos one.  1-15. 

harenthri devy alagir rajah, caryn mei hsien chan, yek-ching kong, li-ping wong, ros suzanna bustaman, gwo-fuang ho, kelly ming-ying lai, cheng-har yip, nirmala bhoo-pathy.  (2021).  insights on emotional distress following cancer, sources of support and the unmet needs in a setting with limited supportive care services for people living with cancer.  - supportive care in cancer.  5811-5819. 

wilfred kok hoe mok, noran naqiah hairi, caryn mei hsien chan, feisul idzwan mustapha, thamil arasu saminathan and wah yun low.  (2021).  the implementation of childhood obesity related policy interventions in malaysia: a non communicable diseases scorecard project.  - international journal of environmental research and public health.  1-12. 

caryn mei hsien chan, ching sin siau, jyh eiin wong, lei hum wee, nor aini jamil, victor chee wai hoe.  (2021).  prevalence of insufficient sleep and its associated factors among working adults in malaysia.  - nature and science of sleep.  1109-1116. 

harenthri devy alagir rajah, chie qiu ting, mahadir ahmad, wun chin leong, nirmala bhoo-pathy, caryn mei hsien chan.  (2021).  reliability and validity of the brief illness perception questionnaire in bahasa malaysia for patients with cancer.  - asia pacific journal of cancer prevention.  2487-2492. 

fong ka ling, khatijah lim binti abdullah, gan seng chiew, mahmoud danaee, caryn mei hsien chan.  (2021).  the impact of high fidelity patient simulation on the level of knowledge and critical thinking skills in code blue management among undergraduate nursing students in malaysia.  - sage open.  1-10. 

wun chin leong, nor aniza azmi, lei hum wee, harenthri devy alagir rajah, caryn mei hsien chan.  (2021).  validation and reliability of the bahasa malaysia language version of the acceptance of illness scale among malaysian patients with cancer.  - plos one.  1-11. 

bob lew, augustine osman, jenny mei you huen, ching sin siau, mansor abu talib, jia cunxian, caryn mei hsien chan, angel nga man leung.  (2020).  a comparison between american and chinese college students on suicide-related behavior parameters.  - international journal of clinical and health psychology.  108-117. 

caryn mei hsien chan, danielle blanch-hartigan, nur aishah taib, lei hum wee, edward krupat, fremonta meyer.  (2020).  preferences for patient-centered care among cancer survivors 5 years post-diagnosis.  - patient education and counseling.  1601-1605. 

caryn mei hsien chan, jyh eiin wong, lei hum wee, nor aini jamil, lena lay ling yeap, yogarabindranath swarna nantha, ching sin siau.  (2020).  psychological and work-related factors predicting work engagement in malaysian employees.  - occupational medicine.  400-406. 

bob lew, kairi kolves, augustine osman, mansor abu talib, norhayati ibrahim, ching sin siau, caryn mei hsien chan.  (2020).  suicidality among chinese college students: a cross-sectional study across seven provinces.  - plos one.  1-13. 

a. h. nur atikah , lei hum wee, m. s. nur zakiah, caryn mei hsien chan, n. m. mohamed haniki, j. s. swinderjit and ching sin siau.  (2019).  factors associated with different smoking statuses among malaysian adolescent smokers: a cross-sectional study.  - bmc public health.  1-8. 

caryn mei hsien chan, jyh eiin wong, lena lay ling yeap, lei hum wee, nor aini jamil, yogarabindranath swarna nantha.  (2019).  workplace bullying and psychological distress of employees across socioeconomic strata: a cross-sectional study.  - bmc public health.  1-8. 

lei hum wee, lena lay ling yeap, caryn mei hsien chan, jyh eiin wong, nor aini jamil, yogarabindranath swarna nantha, ching sin siau.  (2019).  anteceding factors predicting absenteeism and presenteeism in urban area in malaysia.  - bmc public health.  1-12. 

ho bk, mohamad haniki nm, jamalludin ar, samsul d, mira k, norny syafinaz ar, robson n, chan cmh, lim kh, baharom n, ismail n, tee gh, ling my, wee lh.  (2019).  prevalence and characteristics of e-cigarette users among malaysian current and ex-smokers.  - malaysian family physician.  10-17. 

yogarabindranath swarna nantha, lei hum wee and caryn mei-hsien chan.  (2018).  assessing predictors of intention to prescribe sick leave among primary care physicians using the theory of planned behaviour.  - bmc family practice.  1-10. 

caryn mei hsien chan, chong guan ng, nur aishah taib, lei hum wee, edward krupat, and fremonta meyer.  (2018).  course and predictors of post-traumatic stress disorder in a cohort of psychologically distressed patients with cancer: a 4-year follow-up study.  - cancer.  406-416. 

caryn mei hsien chan, chong guan ng, aishah taib, lei hum wee, edward krupat, fremonta meyer..  (2018).  reply to do 1 in 5 cancer patients develop post-traumatic stress disorder?.  - cancer.  . 

caryn chan mei hsien, chong guan ng, aishah taib, lei hum wee, edward krupat, fremonta meyer.  (2018).  reply to course and predictors of posttraumatic stress disorder in a cohort of psychologically distressed patients with cancer: a 4-year follow-up study- methodological and statistical issues.  - cancer.  . 

ros idayu mat nawi, ping lei chui, wan zamaniah wan ishak, and caryn mei hsien chan.  (2018).  oral cryotherapy: prevention of oral mucositis and pain among patients with colorectal cancer undergoing chemotherapy.  - clinical journal of oncology nursing.  . 

lei hum wee, azlyn azmainie binti ithnin, robert west, nihayah mohammad, caryn mei hsien chan, and siti saadiah hasan nudin.  (2017).  rationalizations and identity conflict following smoking relapse : a thematic analysis.  - journal of substance use.  47-52. 

jane ling miaw, yn lim kuang hock, muhammad fadhli mohd yusoff, jamalludin ab rahman, norny syafinaz ab rahman, samsul bin draman, tee guat hiong, mira kartiwi, mohamad haniki nik mohamed, ho bee kiau, caryn chan mei hsien, wee lei hum, noor zuraini md. h.  (2017).  low nicotine addiction level, older age, and being female are associated with contemplation and preparation stages of smoking cessation among adult current smokers in malaysia.  - medical journal of malaysia.  69. 

tee guat hiong muhammad fadhli mohd yusoff, wee lei hum, caryn chan mei hsien, jamalludin ab rahman, norny safinaz ab rahman, samsul aman, mira kartiwi, azahadi omar, jane ling miaw yn, ho bee kiau, nizam baharom, noor zurani md harris robson, mohamad han.  (2017).  use of e-cigarette among malaysian male adults : findings from global adult tobacco survey 2011 and national e cigarette survey 2016.  - medical journal of malaysia.  43. 

wee lei hum, caryn mei hsien chan, tee guat hiong, samsul draman, mira kartiwi, norny syafinaz ab rahman, ho bee kiau, noor zurani binti md haris robson, mohamad haniki nik mohamed, jamalludin ab rahman.  (2017).  how do the various media types and vape shops impact the perception of e-cigarettes use and harm in malaysia?.  - medical journal of malaysia.  65. 

caryn chan mei hsien, jamalludin ab rahman, tee guat hiong, samsul aman, mohamad haniki b nik mohamed, ho bee kiau, noor zurani md haris robson, mira kartiwi, norny syafinaz ab rahman, lim kuang hock, nizam bin baharom, norliana ismail, ling miaw yn, weel.  (2017).  perception of e-cigarette harm and benefit - a nationwide survey comparing characteristics between electronic cigarette users, conventional cigarette smokers and dual users.  - medical journal of malaysia.  33. 

noor zurani md haris robson, mohamad haniki bin nik mohamed, jamalludin bin ab rahman, samsul bin draman, mira kariwi, norny safinaz binti ab rahman, wee lei hum, caryn chan mei hsien, ho bee kiau, lim kuang hock, tee guat hiong, ling my.  (2017).  a comparison of electronic cigarette smokers among urban and rural malaysia.  - medical journal of malaysia.  47. 

ho bee kiau, mohamad haniki nik mohamed, jamalludin ab rahman, samsul draman, mira kartiwi, norny syafinaz ab rahman, noor zurani haris robson, caryn mei hsien chan, lim kuang hock, nizam baharom, norliana ismail, tee guat hiong, ling miaw yn, wei lei hum.  (2017).  prevalence and characteristics of e-cigarette users among the current smokers and ex-smokers population in malaysia.  - medical journal of malaysia.  78. 

muthukkumaran thiagarajan, caryn mei hsien chan, ho gwo fuang, tan seng beng, ma atiliyana, na yahaya.  (2016).  symptom prevalence and related distress in cancer patients undergoing chemotherapy..  - asia pacific journal of cancer prevention.  171-176. 

c. m. h. chan, c. g. ng, l. h. wee, g. f. ho, e. krupat..  (2016).  post-traumatic stress disorder in patients with cancer: a 4 year follow-up study.  - international journal of behavioral medicine.  . 

thiagarajan m., chan c.m.h., fuang h.g., beng t.s., atiliyana m.a., yahaya n.a..  (2016).  symptom prevalence and related distress in cancer patients undergoing chemotherapy.  - asian pacific journal of cancer prevention.  171-176. 

wee lei hum, caryn chan mei hsien, yogarabindranath swarna nantha.  (2016).  a review of smoking research in malaysia.  - medical journal of malaysia.  29-41.