zaleha md isa, norizzati amsah, norfazilah ahmad.  (2023).  the impact of vitamin d deficiency and insufficiency on the outcome of type 2 diabetes mellitus patients: a systematic review.  - nutrients.  1-16. 

norizzati amsah, zaleha md isa, norfazilah ahmad, mohd rizal abdul manaf.  (2023).  impact of covid-19 pandemic on healthcare utilization among patients with type 2 diabetes mellitus: a systematic review.  - international journal of environmental research and public health.  1-15. 

salina husain, josephine ann ramos, juani hayyan abdul karaf, farah dayana zahedi, norfazilah ahmad, baharudin abdullah.  (2023).  efcacy of topical tranexamic acid to reduce bleeding in endoscopic sinus surgery for chronic rhinosinusitis with polyposis.  - european archives oto-rhino-laryngology.  737-741. 

miaw yn jane ling, ahmad farid nazmi abdul halim, dzulfitree ahmad, norfazilah ahmad, nazarudin safian and azmawati mohammed nawi.  (2023).  prevalence and associated factors of e-cigarette use among adolescents in southeast asia: a systematic review.  - international journal of environmental research and public health.  1-16. 

nor azian abdul murad, yusuf mohammad noor, zam zureena mohd. rani, siti aishah sulaiman, yock ping chow, noraidatulakma abdullah, norfazilah ahmad, norliza ismail, nazihah abdul jalal , mohd. arman kamaruddin, amalia afzan, rahman jamal.  (2023).  hypercholesterolemia in the malaysian cohort participants: genetic and non-genetic risk factors.  - genes.  1-15. 

siti bazlina mohd rawi, zoey low yan fay, nur fatin fasihah muhammad khairus, shevin kumar annandan, nur ain mohd sani, muhammad hadri mat termizi, norfazilah ahmad, roszita ibrahim.  (2023).  risk perception and its predictors towards type 2 diabetes mellitus among students in universiti kebangsaan malaysia.  - medicine.  1-8. 

nor izyani bahari, norfazilah ahmad, muhammad hilmi mahmud, mazni baharom, siti maisara amir, chua su peng, mohd rohaizat hassan, azmawati mohammed nawi.  (2023).  issues and challenges in the primary prevention of type 2 diabetes mellitus: a systematic review.  - journal of prevention.  105-125. 

azmawati mohammed nawi, noor azreen masdor, rahayu othman, thinakaran kandayah, norfazilah ahmad, nazaruddin safian.  (2023).  survival rate and prognostic factors of localised prostate cancer in southeast asian countries: a systematic review with meta-analysis.  - asian pacific journal of cancer prevention.  2941-2950. 

mohd nazrin jamhari, mohd rohaizat hassan, mohd ammar ihsan ahmad zamzuri, norfazilah ahmad, khaironi yatim sharif, muhammad sufri muhammad, mohd hafeez osman, shareh azizan shareh ali, suziana redzuan, norizan ahmad.  (2023).  empowering diabetes care assessing the effectiveness of my diabetes apps in enhancing knowledge compliance and disease control among uncontrolled type 2 mellitus diabetes patients in kedah malaysia.  - malaysian journal of public health medicine.  64-66. 

sharon tan, mohammad ayob bin ismail, tuti iryani mohd daud, rozita hod, norfazilah ahmad.  (2023).  a randomized controlled trial on the effect of smartphone-based mental health application among outpatients with depressive and anxiety symptoms: a pilot study in malaysia.  - indian journal of psychiatry.  934-940. 

fadly syah arsad, rozita hod, norfazilah ahmad, mazni baharom, mohd hasni jaafar.  (2023).  assessment of indoor thermal comfort temperature and related behavioural adaptations: a systematic review.  - environmental science and pollution research.  73137-73149. 

yijing zheng, maggie chel gee ooi, liew juneng, hin boo wee, mohd talib latif, mohd shahrul mohd nadzir, norfazrin mohd hanif, andy chan, li li, norfazilah binti ahmad, fredolin tangang.  (2023).  assessing the impacts of climate variables on long-term air quality trends in peninsular malaysia.  - science of the total environment.  1-16. 

na'eemah zaini, idayu badilla idris, norfazilah ahmad, syahnaz mohd hashim, nik nairan abdullah.  (2023).  the role of self-efficacy and self-care management in mediation analysis of glycaemic control in type 2 diabetes mellitus: a systematic review.  - international medical journal.  183-190. 

navena sharma shaibdat, norfazilah ahmad, shahrul azmin, norlinah mohamed ibrahim.  (2023).  causes, factors, and complications associated with hospital admissions among patients with parkinson's disease.  - frontiers in neurology.  1-12. 

norizzati amsah, zaleha md isa, norfazilah ahmad.  (2023).  development of a semi-quantitative food frequency questionnaire to estimate macronutrient intake among type 2 diabetes mellitus patients in malaysia.  - nutrients.  1-11. 

nurul syuhaida abdul razak, suzaily wahab, hatta sidi, norliza chemi, norfazilah ahmad.  (2023).  predictors of methamphetamine-induced psychosis: a comparison of socio-demographic factors, clinical factors and psychopathology with acute episode schizophrenia.  - international journal of academic research in business and social sciences.  1141-1159. 

norizzati amsah, zaleha md isa, norfazilah ahmad.  (2022).  biopsychosocial and nutritional factors of depression among type 2 diabetes mellitus patients: a systematic review.  - international journal of environmental research and public health.  1-21. 

khairul anwar zarkasi, nor azian abdul murad, norfazilah ahmad, rahman jamal, noraidatulakma abdullah.  (2022).  coronary heart disease in type 2 diabetes mellitus: genetic factors and their mechanisms, gene-gene, and gene-environment interactions in the asian populations.  - international journal of environmental research and public health.  1-48. 

fadly syah arsad, rozita hod, norfazilah ahmad, mazni baharom, fredolin tangang.  (2022).  the malay-version knowledge, risk perception, attitude and practice questionnaire on heatwaves: development and construct validation.  - international journal of environmental research and public health.  1-12. 

syahnaz mohd hashim, idayu badilla idris, shalisah sharip, nasrin jahan, rafidah bahari, norfazilah ahmad.  (2022).  patient activation: level and associated factors in patients with type 2 diabetes.  - malaysian journal of public health medicine.  111. 

fadly syah arsad, rozita hod, norfazilah ahmad, rohaida ismail, norlen mohamed, mazni baharom, yelmizaitun osman, mohd firdaus mohd radi and fredolin tangang.  (2022).  the impact of heatwaves on mortality and morbidity and the associated vulnerability factors: a systematic review.  - international journal of environmental research and public health.  1-22. 

miaw yn jane ling, norfazilah ahmad, muhammad fadhli mohd yusoff, kuang hock lim.  (2022).  current e-cigarette use among in-school adolescents in west malaysia: examining the interactions between sociodemographic characteristics and lifestyle risk behaviours.  - plos one.  1-19. 

khairul anwar zarkasi, noraidatulakma abdullah, nor azian abdul murad, norfazilah ahmad, rahman jamal.  (2022).  genetic factors for coronary heart disease and their mechanisms: a meta-analysis and comprehensive review of common variants from genome-wide association studies.  - diagnostics.  1-35. 

lean cheong loo, kah wei ong, aida khalisha ahmad nidzwal, muhammad helmi razali, nizal ahmad, azlinah naim, faiz daud, abdul halim abdul gafor, norfazilah ahmad.  (2022).  knowledge of chronic kidney disease among undergraduate and postgraduate students in a public university in klang valley, malaysia: a cross sectional study.  - plos one.  1-16. 

sharifah fazlinda sn, nurul afzan a, norain a, mohd rohaizat h, azmawati mn, norfazilah a, nicholas tze ping pang, azizan o, mohd faizal m, khalid m, abdul rahman r, syed sharizman sar, mohammad saffree jeffree.  (2022).  a systematic review and meta-analysis of mobile phone messaging intervention on vaccine preventable diseases.  - infektsionnye bolezni (infectious diseases).  82-90. 

fadly syah arsad, sharifah saffinas syed soffian, puteri sofia nadira megat kamaruddin, nor rumaizah nordin, mohd hafiz baharudin, ummi mirza baharudin, mohd rohaizat hassan, azmawati mohamed nawi, norfazilah ahmad.  (2022).  the impact of ehealth applications in healthcare intervention: a systematic review.  - journal of health research.  178-189. 

azimatun noor aizuddin, rozita hod, mohd rohaizat hassan, norfazilah ahmad, azmawati mohamed nawi, faiz daud, mohd afiq arifin.  (2022).  community-acquired covid-19 cluster among non-clinical staff in a teaching hospital, malaysia.  - iium medical journal malaysia.  176-179. 

norfazilah ahmad, azmawati mohammed nawi, mohd nazrin jamhari, siti rohani nurumal, juliana mansor, mohd ammar ihsan ahmad zamzuri, teh li yin, mohd rohaizat hassan.  (2022).  post-exposure prophylactic vaccination against rabies: a systematic review.  - iranian journal of public health.  967-977. 

mazni baharom, norfazilah ahmad, rozita hod, mohd rizal abdul manaf.  (2022).  dengue early warning system as outbreak prediction tool: a systematic review.  - risk management and healthcare policy.  871-886. 

nor subhi jaafar, idayu badilla idris, norfazilah ahmad, rozita hod, baidi baddiri, rafidah hod.  (2022).  internet addiction and its association with depression, anxiety, and stress symptoms among allied health students in malaysia.  - medical journal of indonesia.  56-61. 

kah hui yap, shahrul azmin, jemaima che hamzah, norfazilah ahmad, bart van de warrenburg, norlinah mohamed ibrahim.  (2022).  pharmacological and non-pharmacological management of spinocerebellar ataxia: a systematic review.  - journal of neurology.  2315-2337. 

norfazilah ahmad, mazni baharom, azimatun noor aizuddin, rohaya ramli.  (2021).  sex-related differences in smear-positive pulmonary tuberculosis patients in kuala lumpur, malaysia: prevalence and associated factors.  - plos one.  1-16. 

naif tawfeq al-nwany, norfazilah ahmad, azmawati mohammed nawi, mohd rohaizat hassan, rozita hod, mazni baharom.  (2021).  seroprevalence of hepatitis b virus infection and its associated factors among blood donors in yemen.  - malaysian journal of medical sciences.  54-63. 

azmawati mohammed nawi, azimatun noor aizuddin, rozita hod, norfazilah ahmad, faiz daud, sharifah azura salleh, najma kori, petrick periyasamy, mohd rohaizat hassan, hanafiah harunarashid, kamaruzaman jusoff & mohd afiq arifin.  (2021).  managing covid-19 pandemic in teaching hospitals: an early preparedness setting (pengurusan pandemik covid-19 di hospital pengajar: suatu penetapan persediaan awal).  - sains malaysiana.  1165-1173. 

diana safraa selimin, aniza ismail, norfazilah ahmad, rohani ismail, nurul farhana mohd azman and amaleena azman.  (2021).  tuberculosis treatment outcome in patients with tb-hiv coinfection in kuala lumpur, malaysia.  - journal of tropical medicine.  1-10. 

norfazilah ahmad, norzehan fatimah mohd ali, azmawati mohammed nawi, mohd rohaizat hassan, azimatun noor aizuddin, rozita hod, faiz daud, sharifah azura salleh, petrick periyasamy, abdul halim abdul gafor, najma kori.  (2021).  clinical characteristics of patients with coronavirus disease 2019 (covid-19) in a teaching hospital in malaysia.  - journal of infection in developing countries.  1059-1065. 

azmawati mohammed nawi , zulkefley mohammad , kavita jetly , mohamad aznuddin abd razak , nur suhada ramli ,wan abdul hannan wan ibadullah and norfazilah ahmad.  (2021).  the prevalence and risk factors of hypertension among the urban population in southeast asian countries: a systematic review and meta-analysis.  - international journal of hypertension.  1-14. 

mohd rohaizat hassan, noor atika azit, suhaiza mohd fadzil, siti rasidah abd ghani, norfazilah ahmad, azmawati mohammed nawi.  (2021).  insecticide resistance of dengue vectors in south east asia: a systematic review.  - african health sciences.  1124-1140. 

nor azila ma, nor azian am, azmawati mn, sharifah azura s, petrick p, najma k, mohd rohaizat h, norfazilah a, anita s, hanita o, tuti ningseh md, nurul syakima am, ezanee azlina, siti aishah, nurul syeefa', abdul rashid, abdul halim, hanafiah hr, rahman j.  (2021).  covid-19 in malaysia: exposure assessment and prevention practices among healthcare workers at a teaching hospital.  - journal of infection in developing countries.  1816-1824. 

noor hazmi nh, safirah jaan j, hua yl, mohd rohaizat h, nicholas tpp, norfazilah a, azmawati mn, azizan o, syed sharizman sar, muhammad saffree j, qistina mg, zulkhairul nsa, azman a, muhammad aklil ar.  (2021).  a systematic review of screening and diagnostic tests outcome for melioidosis in children and adolescents.  - voprosy prakticheskoi pediatrii ( clinical practice in pediatrics).  100-104. 

mohd rohaizat hassan,mohd nazrin jamhari,firdaus hayati,norfazilah ahmad,mohd ammar ihsan,azmawati mohammed nawi,khaironi yatim sharif,muhammad sufri, shahrul bariyah ahmad,norhizan ismail, syed sharizman syed abdul rahim,mohammad saffree jeffree.  (2021).  determinants of glycaemic control among type 2 diabetes mellitus patients in northern state of kedah, malaysia: a cross-sectional analysis of 5 years national diabetes registry 2014-2018.  - pan african medical journal.  1-10. 

mazni baharom, norfazilah ahmad, rozita hod, fadly syah arsad, fredolin tangang.  (2021).  the impact of meteorological factors on communicable disease incidence and its projection: a systematic review.  - international journal of environmental research and public health.  1-22. 

shamsul azhar shah, mohd ihsani mahmood, norfazilah ahmad.  (2020).  low socioeconomic status associated with poor cancer screening perceptions in malaysia: analysis of determinant of health among general population.  - asian pacific journal of cancer prevention (apjcp).  3137-3144. 

aniza ismail, yan nee gan, norfazilah ahmad.  (2020).  factors associated with patient satisfaction towards pharmacy services among out-patients attending public health clinics: questionnaire development and its application.  - plos one.  1-12. 

n. ahmad, s. a. shah, a. h. abdul gafor, n. a. abdul murad, m. a. kamaruddin, n. abd jalal, n. ismail , m. r. alias and r. jamal.  (2020).  gene-environment interaction in chronic kidney disease among people with type 2 diabetes from the malaysian cohort project: a case-control study.  - diabetic medicine.  1890-1901. 

m. mohd faizal, b.p.anaanthan, m.nur ezdiani, m.n.azmawati, a.norfazilah, f.g.hasanain, mohammad safrree jeffree, syed sharizman syed abdul rahim, mohd rohaizat hassan.  (2020).  efficacy of albendazole against soil-transmitted helminthiasis among children in asia: systematic review.  - open access macedonian journal of medical sciences.  70-77. 

azliza ibrahim ,raja affendi raja ali, mohd rizal abdul manaf, norfazilah ahmad, farah waheeda tajurruddin, wong zhi qin, siti hajar md desa, norlinah mohamed ibrahim.  (2020).  multi-strain probiotics (hexbio) containing mcp bcmc strains improved constipation and gut motility in parkinsons disease: a randomised controlled trial.  - plos one.  1-17. 

norafini salamon, syahnaz mohd hashim, norfazilah ahmad, suzaily wahab.  (2020).  sexual dysfunction among women at four to six months postpartum: a study in a primary care setting.  - malaysian journal of public health medicine.  235-243. 

lum sai-guan, salina husain, farah-dayana zahedi, norfazilah ahmad, balwant-singh gendeh.  (2020).  cultural adaptation of sniffin' sticks smell identification test: the malaysian version.  - iranian journal of otorhinolaryngology.  213-222. 

norfazillah ab manan, azmawati mohammed nawi, norfazilah ahmad, mohd rohaizat hassan.  (2020).  self-reported smoking among adolescents: how accurate is it with the urine cotinine strip test?.  - international journal of pediatrics and adolescent medicine.  78-82. 

mohd firdaus mohd radi, jamal hisham hashim, mohd hasni jaafar, rozita hod, norfazilah ahmad, azmawati mohammed nawi, gul muhammad baloch, rohaida ismail, nur izzah farakhin ayub.  (2019).  lessons on environmental health and disaster preparedness, response and recovery from the severe kelantan flooding in 2014.  - international journal of emergency management.  26-53. 

azmawati mohammed nawi , hasanain faisal ghazi , najla mashlol, mohd rohaizat hassan, norfazilah ahmad.  (2019).  behavioural habits and oral cancers risk among the yemeni population: a case-control study..  - brunei international medical journal.  58-63. 

norfazilah ahmad, rahman jamal, shamsul azhar shah, abdul halim abdul gafor and nor azian abdul murad.  (2019).  renin-angiotensin-aldosterone system gene polymorphisms and type 2 diabetic nephropathy in asian populations: an updated meta-analysis.  - current diabetes reviews.  263-276. 

noor atika binti azit, aniza binti ismail*, norfazilah ahmad, rohani binti hj. ismail, shuhaily binti ishak.  (2019).  factors associated with tuberculosis disease among children who are household contacts of tuberculosis cases in an urban setting in malaysia.  - bmc public health.  1-10. 

mohd ihsani mahmood & shamsul azhar shah & norfazilah ahmad & norazman mohd rosli.  (2018).  cancer screening perception scale: development and construct validation.  - journal of cancer education.  269-277. 

norhayati m, aniza i, norfazilah a.  (2018).  housing infrastructure and quality of life of orang asli and nonorang asli populations in kuala langat selangor.  - malaysian journal of public health medicine.  . 

nur ain mahat, norfazilah ahmad, mohd rohaizat hassan, mohammad saffree jeffree, hasanain faisal ghazi, al-abed ali ahmed al-abed.  (2018).  a cross sectional study on factors associated with job performance among nurses in a tertiary hospital.  - malaysian journal of public health medicine.  46-54. 

mohd firdaus mohd radi, jamal hisham hashim, mohd hasni jaafar, rozita hod, norfazilah ahmad, azmawati mohamed nawi, gul muhammad baloch, rohaida ismail, nur izzah farakhin ayub.  (2018).  leptospirosis outbreak after the 2014 major flooding event in kelantan, malaysia: a spatial-temporal analysis.  - the american journal of tropical medicine and hygiene.  1281-1295. 

aishah hani azil, norfazilah ahmad, addeena nurliyana roka rosam, wong mann ru, nurul atira norizan, fatin liyana shahabudin, muhammad zaid mohd firdaus and shalisah sharip.  (2018).  knowledge and practice regarding dengue fever and acceptance towards wolbachia among universiti kebangsaan malaysia medical centre healthcare staff.  - malaysian journal of public health medicine.  69-76. 

boekhtiar borhanuddina, norfazilah ahmada, shamsul azhar shah, nor azian abdul murad, syed zulkifli syed zakaria, mohd arman kamaruddin, nazihah abd jalal, nurul ain mhd yusuf, afzan effiza abdul patah, andri dauni, wan ahmad faisal wan sallam, rahman jam.  (2018).  association of job sectors with type 2 diabetes mellitus, hypercholesterolemia and obesity: a cross-sectional study from the malaysian cohort (tmc) project..  - international health.  . 

aniza i, norhayati m and norfazilah a.  (2017).  development and validation of a questionnaire on sociocultural factors among the orang asli and general population in selangor.  - malaysian journal of public health.  140-150. 

norfazilah ahmad, mohd rohaizat hassan, nur syazana binti mohammad nizar.  (2017).  nurses perception, satisfaction and attitude towards computerised system in a tertiary hospital.  - research journal of pharmacy and technology.  29. 

salina husain, juani hayyan abdul karaf, balwant singh gendeh, farah dayana zahedi, norfazilah ahmad, teoh jian woei, fong von hoong.  (2016).  efficacy of topical tranexamic acid to reduce bleeding in endoscopic sinus surgery for chronic rhinosinusitis with polyposis.  - the medical journal of malaysia.  . 

siti hasnah nasarudin, norfazilah ahmad.  (2016).  correlation between prehypertension and obesity indices among young adults.  - malaysian journal of public health medicine.  235-240. 

lum sai guan, salina husain, farah dayana zahedi, balwant singh gendeh, norfazilah ahmad.  (2016).  cultural adaptation of sniffin' sticks olfactory identification test:preliminary results of the malaysian version.  - the medical journal of malaysia.  . 

yumilianalisa tk, amy lau ev, yeap jv, ling jf nurul diyana na, muhammad amirul hafidz mn, noramira r, syahnaz mh, azmawati mn, norfazilah a.  (2016).  the role of mediating risk factors in the association between socioeconomic status and blood pressure.  - malaysian journal of public health.  51. 

norfazilah ahmad, samia ibrahim mohd adam, azmawati mohammed nawi, mohd rohaizat hassan, hasanain faisal ghazi.  (2016).  abdominal obesity indicators: waist circumference or waist-to-hip ratio in malaysian adults population.  - international journal of preventive medicine.  7-82. 

norfazilah a, ariza z, azmawati mn.  (2015).  body weight misperception among malaysian adults in rural area.  - brunei international medical journal.  147-154. 

mohd ihsani mahmood, norazman mohd rosli, muhammad faizan a. shukor, azmawati nawi, norfazilah ahmad, shamsul azhar shah.  (2015).  effects of folic acid supplementation on homocysteine level as primary prevention of heart disease: a systematic review.  - journal of public health.  387-394. 

norfazilah a, azmawati mn, madihah m.  (2015).  quality of life among young adults in rural selangor: a cross-sectional study.  - malaysian journal of public health medicine.  53-61. 

azmawati mn, aisah m, norfazilah a.  (2015).  environmental tobacco smoke and its association with asthma like symptoms among malaysian children under 6 years old.  - malaysian journal of public health medicine.  49-59. 

norfazilah a, azmawati mn.  (2015).  prevalence of cardiovascular risk factors among young adults in rural community of selangor, malaysia.  - brunei international medical journal.  s33-34. 

mohammed nawi azmawati, endut najibah, mohd dali ahmad zailani hatta, ahmad norfazilah.  (2014).  quality of life by stage of cervical cancer among malaysian patients.  - asian pacific journal of cancer prevention.  15(13):5283-5286. 

siti zubaidah s and norfazilah a.  (2014).  attitudes towards the mentally ill patients among a community in tampoi, johor, malaysia, 2012 to 2013.  - malaysian journal of public health medicine.  1-7. 

azmawati mn and norfazilah a.  (2014).  impaired quality of life in overweight and obese young adults in rural malaysia.  - brunei international medical journal.  145-152. 

siti zubaidah s and norfazilah a.  (2014).  attitudes towards the mentally ill patients among a community in tampoi, johor, malaysia.  - malaysian journal of public health medicine.  1-7. 

azizah wahab, rozita hod, hanizah m yusoff, azmawati m nawi, norfazilah ahmad, zaharah zainuddin.  (2013).  the impact of body mass index on sickness absence among healthcare workers in kuala selangor in 2012.  - malaysian journal of public health medicine.  13(S1):17. 

norfazilah a, samuel a, law pt, ainaa a, nurul a, syahnaz mh, azmawati mn.  (2013).  illness perception among hypertensive patients in primary care centre ukmmc.  - malaysian family physician.  8(3):19-25. 

norafidah ar, azmawati mn, norfazilah a.  (2013).  factors influencing abdominal obesity by waist circumference among normal bmi population.  - malaysian journal of public health medicine.  13(1):37-47. 

sharifa ezat w.p, mohamad j., jamsiah m., bastaman b., norfazilah a..  (2012).  knowledge, attitude and practice about hiv/aids and its influencing factors among pregnant mothers in west of sabah, malaysia.  - malaysian journal of public health medicine.  12 (2):15-23.