ahmad nabil sufi che musa, amriit kaur sarjit singh, cut nyak siti hajar ishak, suhan raj shanmugam sundaram, hajar mohd salleh sahimi, chiara francine petrus, sirobinii somasegaran, nik ruzyanei nik jaafar.  (2025).  the association between emotional regulation strategies and mental health outcomes among malaysian undergraduates.  - acta psychologica.  1 - 6. 

ahmad nabil sufi che musa, amriit kaur sarjit singh, cut nyak siti hajar ishak, suhan raj shanmugam sundaram, hajar mohd salleh sahimi, chiara francine petrus, sirobinii somasegaran, nik ruzyanei nik jaafar.  (2025).  the association between emotional regulation strategies and mental health outcomes among malaysian undergraduates.  - acta psychologica.  1 - 6. 

nurdiana mohammad hussin , nik ruzyanei nik jaafar , idayu badilla idris, azmawati mohammed nawi.  (2025).  evaluating the effects of e-health interventions on mental health outcomes in individuals with breast cancer: a systematic review.  - plos one.  1 - 18. 

zheng zhang, qingqin zhang, ping lu, nurul izzah shari, nik ruzyanei nik jaafar, mohd razif mohamad yunus & mohammad farris iman leong bin abdullah.  (2025).  mbsr effects on positive psychological traits and experiential avoidance in head and neck cancer: a randomized controlled trial.  - european journal of psychotraumatology.  1 - 14. 

warut aunjitsakul , kanthee anantapong, , nisan werachattawan, kreuwan jongbovonwiwat, rasmon kalayasiri , daruj aniwattanapong , poom chompoosri , andre tay teck sng, samuel cheng eng teck, sanjiv nair sasidharan, david choon liang teo, petrin redayani lukman , sylvia detri elvira, alfi fajar almasyhur, nik ruzyanei nik jaafar, farah nabila , jiann lin lo, nuur asyikin binti mohd shukor , eric bui, vu tuong vi, anh ngoc tran, tan nguyen, tien nguyen, timothy b. sullivan, c´esar a. alfonso.  (2025).  perspectives on psychotherapy in southeast asia: insights from psychiatrists and trainees (part i: attitudes, current practices and training preferences).  - asian journal of psychiatry.  1 - 9. 

kit-aun tan, nik ruzyanei nik jaafar, norharlina bahar, normala ibrahim, azlin baharudin, wan salwina wan ismail, melisa abdul aziz, and su tein sim.  (2024).  the dual systems model - impulsivity and narcissism as the reflexive system and self-regulation as the reflective system-of smartphone addiction.  - cyberpsychology, behavior, and social networking.  156 - 162. 

hui ting eyu, nik ruzyanei nik jaafar, mohammad farris iman leong abdullah, hajar mohd salleh salimi, mohd razif mohamad yunus, fuad ismail, nur fa'izah ab muin, noor syazwani abdul aziz.  (2024).  perceived shame and stigma, and other psychosocial predictors of psychological distress among cancer patients in malaysia.  - psycho-oncology.  1 - 9. 

kit-aun tan, nik ruzyanei nik jaafar, norharlina bahar, normala ibrahim, azlin baharudin, wan salwina wan ismail, melisa abdul aziz, su tein sim.  (2024).  the dual systems model-impulsivity and narcissism as the reflexive system and self-regulation as the reflective system of smartphone addiction.  - cyberpsychology behavior and social networking.  156 - 162. 

nur husna ismail, nik ruzyanei nik jaafar, luke sy-cherng woon, manisah mohd ali, rahima dahlan, aimi nur athira putri baharuddin.  (2023).  psychometric properties of the malay-version beck anxiety inventory among adolescent students in malaysia..  - frontiers in psychiatry.  1-6. 

hazli zakaria, imran hussain, nor sa`adah zulkifli, norazimah ibrahim, nuri jailina noriza, michelle wong, nik ruzyanei nik jaafar, hajar mohd. salleh sahimi, muhammad hanif abd latif.  (2023).  internet addiction and its relationship with attention deficit hyperactivity disorder (adhd) symptoms, anxiety and stress among university students in malaysia.  - plos one.  1-11. 

mohamad faez ibrahim, wan salwina wan ismail, nik ruzyanei nik jaafar, ummi kalthum mohd mokhtaruddin, hooi yee ong, nur hidayah abu bakar, hajar mohd salleh sahimi.  (2022).  depression and its association with self-esteem and lifestyle factors among school-going adolescents in kuala lumpur, malaysia.  - frontiers in psychiatry.  1-8. 

nik ruzyanei nik jaafar, norhaliza abd hamid, nur amirah hamdan, rama krsna rajandram, raynuha mahadevan, mohd razif mohamad yunus, hazli zakaria, noorsuzana mohd shariff, rohayu hami, salbiah isa, nurul izzah shari, and mohammad farris iman leong bin abd.  (2022).  posttraumatic growth, positive psychology, perceived spousal support, and psychological complications in head and neck cancer: evaluating their association in a longitudinal study.  - plos one.  1-13. 

lai fong chan, luke sy-cherng woon, nuur asyikin mohd shukor, choon leng eu, nurazah ismail, song jie chin, nik ruzyanei nik jaafar, azlin baharudin.  (2022).  case report: effectiveness of brexpiprazole and esketamine/ketamine combination: a novel therapeutic strategy in five cases of treatment-resistant depression.  - frontiers in psychiatry.  1-10. 

zheng zhang, nizuwan azman, hui ting eyu, nik ruzyanei nik jaafar, hajar mohd salleh sahimi, mohd razif mohamad yunus, noorsuzana mohd shariff, rohayu hami, nor shuhada mansor, ping lu, mohammad farris iman leong bin abdullah.  (2022).  validation of the malay version of the shame and stigma scale among cancer patients in malaysia.  - international journal of environmental research and public health.  1-13. 

hajar mohd salleh sahimi, mohd hafiz norzan, nik ruzyanei nik jaafar, shalisah sharip, ammar ashraf, kamaleshini shanmugam, nur shahirah bistamam, najat emir mohammad arrif, saathish kumar, marhani midin.  (2022).  excessive smartphone use and its correlations with social anxiety and quality of life among medical students in a public university in malaysia: a cross-sectional study.  - frontiers in psychiatry.  1-13. 

siti hajar shahidin, marhani midin, hatta sidi, chia lip choy, nik ruzyanei nik jaafar, hajar mohd salleh sahimi, nur aishah che roos.  (2022).  the relationship between emotion regulation (er) and problematic smartphone use (psu): a systematic review and meta-analyses.  - international journal of environmental research and public health.  1-26. 

shiao ling ling, nik ruzyanei nik jaafar , kit-aun tan , norharlina bahar, azlin baharudin, ahmad izzat ahmad tajjudin.  (2021).  psychometric properties of the malay version of the internet gaming disorder scale-short form (igds9-sf-m): evidence from a sample of malaysian undergraduates.  - international journal of environmental research and public health.  1-9. 

hajar mohd salleh sahimi, nazirah azman, nik ruzyanei nik jaafar, tuti iryani mohd daud, azlin baharudin, ahmad khaldun ismail, akramul zikri abdul malek, mohd. rohaizat hassan and azmawati mohammed nawi.  (2021).  health anxiety and its correlations with self-perceived risk and attitude on covid-19 among malaysian healthcare workers during the pandemic.  - international journal of environmental research and public health.  1-13. 

hajar mohd salleh sahimi, tuti iryani mohd daud, lai fong chan, shamsul azhar shah, farynna hana ab rahman, nik ruzyanei nik jaafar.  (2021).  depression and suicidal ideation in a sample of malaysian healthcare workers: a preliminary study during the covid-19 pandemic.  - frontiers in psychiatry.  1-9. 

luke sy-cherng woon, mohammad farris iman leong bin abdullah, hatta sidi, nor shuhada mansor, nik ruzyanei nik jaafar.  (2021).  depression, anxiety, and the covid-19 pandemic: severity of symptoms and associated factors among university students after the end of the movement lockdown..  - plos one.  1-18. 

nik ruzyanei nik jaafar, norharlina bahar, normala ibrahim, azlin baharudin, wan salwina wan ismail, su tein sim, melisa abdul aziz, kit-aun tan.  (2021).  are malaysian youths overdependant on the internet?: a narrative review.  - frontiers in psychiatry.  1-7. 

nik ruzyanei nik jaafar, norhaliza abd hamid, nur amirah hamdan, rama krsna rajandram, raynuha mahadevan, mohd razif mohamad yunus, hazli zakaria, mohammad farris iman leong bin abdullah.  (2021).  posttraumatic growth and coping strategies among patients with head and neck cancer: do approach coping and avoidant coping predict posttraumatic growth over time?.  - frontiers in psychology.  1-10. 

nurazah ismail, ahmad izzat tajjudin, hafiz jaafar, nik ruzyanei nik jaafar, azlin baharudin and normala ibrahim.  (2021).  the relationship between internet addiction, internet gaming and anxiety among medical students in a malaysian public university during covid-19 pandemic.  - international journal of environmental research and public health.  1-12. 

luke sy-cherng woon, hatta sidi, nik ruzyanei nik jaafar, and mohammad farris iman leong bin abdullah.  (2020).  mental health status of university healthcare workers during the covid-19 pandemic a post movement lockdown assessment.  - international journal of environmental research and public health.  1-20. 

nur syazwani roslan, nik ruzyanei nik jaafar, hatta sidi, najwa baharudin, jaya kumar, srijit das and nik hazlina nik hussain.  (2019).  the bio-psycho-social dimension in women's sexual desire: 'argumentum ad novitatem'.  - current drug targets.  146-157. 

thurkadevi munikanan, marhani midin, tuti iryani mohd daud, riana abdul rahim, abdul kadir abu bakar, nik ruzyanei nik jaafar, hatta sidi, najwa baharuddin.  (2017).  association of social support and quality of life among people with schizophrenia receiving community psychiatric service: a crosssectional study.  - comprehensive psychiatry.  94-102. 

nik ruzyanei nik jaafar, norharlina bahar, normala ibrahim, wan salwina wan ismail, and azlin baharudin..  (2017).  excessive internet use in young women: what are the implications?.  - current opinion in psychiatry.  . 

mohammad farris iman leong abdullah,nik ruzyanei nik jaafar,hazli zakaria, rama krsna rajandram,raynuha mahadevan, mohd razif mohamad yunus, shamsul azhar shah.  (2015).  posttraumatic growth, depression and anxiety in head and neck cancer patients: examining their patterns and correlations in a prospective study.  - psycho-oncology.  894-900. 

ruziana masiran, hatta sidi, zahurin mohamed, nur elia mohd. nazree, nik ruzyanei nik jaafar, marhani midin, srijit das and suriati mohamed saini.  (2014).  female sexual dysfunction in patients with major depressive disorder (mdd) treated with selective serotonin reuptake inhibitor (ssri) and its association with serotonin 2a-1438 g/a single nucleotide...  - journal of sexual medicine.  11(4):1047-55. 

ramli musa, samsul draman, solehah jeffrey, iman jeffrey, nadzirah abdullah, najwa abidah mohd halim, nazhiyah abdul wahab, nur zila md mukhtar, siti nor ashiah johari, nabilah rameli, marhani midin,.  (2014).  post tsunami psychological impact among survivors in aceh and west sumatra, indonesia.  - comprehensive psychiatry.  S13-S16. 

mohd ariff fadzil, hatta sidi, zaliha ismail, muhamad rahimi che hassan, khin thuzar, marhani midin, nik ruzyanei nik jaafar, srijit das.  (2014).  socio-demographic and psychosocial correlates of erectile dysfunction among hypertensive patients.  - comprehensive psychiatry.  55(S1):S23-S28. 

gurdeep singh grewal, jesjeet singh gill, hatta sidi, kaur gurpreet, stephen thevanathan jambunathan, nusrat j sufee, marhani midin, nik ruzyanei nik jaafar, srijit das.  (2014).  prevalence and risk factors of female sexual dysfunction among healthcare personnel in malaysia.  - comprehensive psychiatry.  55(S1):S17-S22. 

adibah hanim ismail, rawa bau, hatta sidi, ng chong guan, marhani midin, nik ruzyanei nik jaafar, srijit das, mohd rizal abdul manaf.  (2014).  orgasmic dysfunction among malay diabetic women in malaysia.  - comprehensive psychiatry.  55(S1):S29-S33. 

adibah hanim ismail, rawa bau, hatta sidi, ng chong guan, lin naing, nik ruzyanei nik jaafar, rosdinom razali, srijit das, marhani midin.  (2014).  factor analysis study on sexual responses in women with type 2 diabetes mellitus.  - comprehensive psychiatry.  55(S1):S34-S37. 

ahmad hatim sulaiman, mas ayu said, mohd hussain habil, rusdi rashid, amer siddiq, ng chong guan, marhani midin, nik ruzyanei nik jaafar, hatta sidi, srijit das.  (2014).  the risk and associated factors of methamphetamine psychosis in methamphetamine-dependent patients in malaysia.  - comprehensive psychiatry.  55(S1):S89-S94. 

nik ruzyanei nik jaafar, siti hazrah selamat din, suriati mohamed saini, siti nor aizah ahmad, marhani midin, hatta sidi, umi adzlin silim, azlin baharudin.  (2014).  clinical depression while caring for love one with breast cancer.  - comprehensive psychiatry.  55(S1):S52-S59. 

ramli musa, roszaman ramli, abdul wahab azantee yazmie, mohd bustaman siti khadijah, mohd yatim hayati, marhani midin, nik ruzyanei nik jaafar, srijit das, hatta sidi, arun ravindran.  (2014).  a preliminary study of the psychological differences in infertile couples and their relation to the coping styles.  - comprehensive psychiatry.  55(S1):S65-69. 

rahima dahlan, marhani midin, shamsul azhar shah, nik ruzyanei nik jaafar, fairuz nazri abdul rahman, azlin baharudin, srijit das, hatta sidi.  (2014).  functional remission and employment among patients with schizophrenia in malaysia.  - comprehensive psychiatry.  55(S1):S46-S51. 

syarifah hafizah wan kassim, marhani midin, abdul kadir abu bakar, hatta sidi, nik ruzyanei nik jaafar, srijit das.  (2014).  employment program for patients with severe mental illness in malaysia: a 3-month outcome.  - comprehensive psychiatry.  55(S1):S38-S45. 

sinniah aishvarya, thambu maniam, chinna karuthan, hatta sidi, nik ruzyanei nik jaafar, tian po sumantri oei.  (2014).  psychometric properties and validation of the satisfaction with life scale in psychiatric and medical outpatients in malaysia.  - comprehensive psychiatry.  55(S1):S101-S106. 

mohd rizal abdul manaf, mastura mohd tahir, hatta sidi, marhani midin, nik ruzyanei nik jaafar, srijit das & abdul muizz abd malek.  (2014).  pre-marital sex and its predicting factors among malaysian youths.  - comprehensive psychiatry.  55(S1):S82-S88. 

rozimah abdul latif, rosediani muhamad, anne yee hway ann, hatta sidi, nik ruzyanei nik jaafar, marhani midin, srijit das, loh huai seng, ng chong guan.  (2014).  duration of hypertension and antihypertensive agents in correlation with the phases of female sexual response cycle.  - comprehensive psychiatry.  55(S1):S7-S12. 

seen heng yeoh, rosdinom razali, hatta sidi, zainul rashid mohamad razi, marhani midin, nik ruzyanei nik jaafar, srijit das.  (2014).  the relationship between sexual functioning among couples undergoing infertility treatment: a pair of perfect gloves.  - comprehensive psychiatry.  55(S1):S1-S6. 

wan salwina wan ismail, nik ruzyanei nik jaafar, hatta sidi, marhani midin, shamsul azhar shah.  (2014).  why do young adolescents bully? experience in malaysian schools.  - comprehensive psychiatry.  55(S1):S114-S120. 

s. aishvarya, t. maniam, c. karuthan, hatta sidi, nik ruzyanei, oei t.p.s.  (2014).  psychometric properties and validation of the reasons for living inventory in an outpatient clinical population in malaysia.  - comprehensive psychiatry.  55(S1):S107-S113. 

suriati mohamed saini, nik ruzyanei nik jaafar, hatta sidi, marhani midin, azizah mohd. radzi, abdul hamid abdul rahman.  (2014).  serotonin transporter gene polymorphism and its association with bipolar disorder across different ethnic groups in malaysia.  - comprehensive psychiatry.  55:S76-S81. 

rosdinom razali, lim jean-li, aida jaffar, mahadir ahmad, shamsul azhar shah, norhayati ibrahim, normah che din, nik ruzyanei nik jaafar, marhani midin, hatta sidi, saharudin ahmad.  (2014).  is the bahasa malaysia version of the montreal cognitive assessment (moca-bm) a better instrument than the malay version of the mini mental state examination (m-mmse) in screening for mild cognitive i.  - comprehensive psychiatry.  55(S1):S70-S75. 

nik ruzyanei nik jaafar, marhani midin, raynuha mahadevan, aishvarya sinniah, abdul hamid abdul rahman, wong ming, shamsul azhar shah, srijit das, hatta sidi.  (2014).  waist circumference and not body mass index as the outcome of a group weight intervention for patients with severe mental illness.  - comprehensive psychiatry.  55(S1):S60-S64. 

ruziana masiran, hatta sidi, zahurin mohamed, nur elia mohd. nazree, nik ruzyanei nik jaafar, marhani midin, srijit dass, suriati mohamed saini.  (2014).  female sexual dysfunction in patients with major depressive disorder treated with selective serotonin inhibitor and its association with serotonin 2a 1438 ga single nucleotide polymorphisms.  - journal of sexual medicine.  11:1047-1055. 

chin, tb; saring, arm; noor, mrm; aliyas, i; midin, m; jaafar, nrn; sidi, h.  (2013).  major depressive disorder in gynaecological cancer patients : prevalence and associated factors.  - bjog: an international journal of obstetrics and gynaecology.  119(S1):173. 

nik ruzyanei nik jaafar, noormazita mislan, salina abdul aziz, azlin baharudin, normala ibrahim, marhani midin, srijit das, and hatta sidi.  (2013).  risk factors of erectile dysfunction in patients receiving methadone maintenance therapy.  - journal of sexual medicine.  10(8):2069-2076. 

raynuha mahadevan m.a, nik ruzyanei nik jaafar, hatta sidi , marhani midin, srijit das.  (2013).  is increased libido an atypical symptom of bipolar depression? an interesting case.  - journal of sexual medicine.  10(3):883-886. 

jaafar nrn, midin m, reddy jp.  (2009).  a case of obsessive compulsive schizophrenia: the comorbidity and its complexities.  - european psychiatry.  24(S1):177.