ker ke jun, dzalani harun, siti fairuz ismail, nor diana abd rahim, hanif farhan mohd rasdi, ismarulyusda ishak.  (2025).  association of sociodemographic characteristics with the time spent in occupational activities of older persons in malaysia.  - malaysian journal of medical science.  89 - 98. 

jing wang, ismarulyusda ishak, fatin hanani mazri, ching sin siau, fengxue xin and arimi fitri mat ludin.  (2025).  promoting sleep health in future healthcare professionals: development and validation of a multi-component lifestyle intervention module for nursing students.  - frontiers in public health.  1 - 9. 

isnaini herawati, arimi fitri mat ludin, ismarulyusda ishak, mutalazimah mutalazimah and nor m. f. farah.  (2025).  impact of combined high-intensity bodyweight interval training and breathing exercise on cardiometabolic health in normal-weight middle-aged adults with hypertension.  - bmc public health.  1 - 13. 

primariadewi rustamadji, ratu ayu dewi sartika, pika novriani lubis, edy purwanto, ismarulyusda ishak, amalia ane istamayu & elvan wiyarta.  (2025).  association between screening practices and other risks and breast cancer among indonesian women: a case-control study.  - journal of clinical medicine .  1 - 11. 

nadia nisar, nur zakiah mohd saat, dayana hazwani mohd suadi nata, nurul farahana kamaludin, ismarulyusda ishak, abdul momin rizwan ahmad.  (2025).  the mediating role of safety behavior in the relationship between safety climate and safety outcomes among sanitary workers in pakistan.  - frontiers in public health.  1 - 8. 

nur umairah mohd hawary, nor malia abd warif ismarulyusda ishak, arimi fitri mat ludin, barathan muttiah, navindra kumari p, kumutha malar vellasamy and vanitha mariappan.  (2025).  knowledge, attitude and practices associated with covid-19 among undergraduate students from malaysian public universities during the endemic phase: a cross-sectional study.  - bmc public health.  1 - 12. 

nur umairah mohd hawary, nor malia abd warif, ismarulyusda ishak arimi fitri mat ludin, barathan muttiah, navindra kumari p, kumutha malar vellasamy, vanitha mariappan.  (2024).  knowledge, attitude and practices associated with covid-19 among undergraduate students from malaysian public universities during the endemic phase: a cross-sectional study.  - infection and chemotherapy.  125 - 126. 

ahmad rohi ghazali, nor malia abd warif, noor anisah a yazit, norsham juliana, ismarulyusda ishak, farah wahida ibrahim, arimi fitri mat ludin, dzalani harun, santibuana abd rahman, wan nor atikah che wan mohd rozali .  (2024).  quran memorisation and heart rate variability: how do they correlate?.  - world journal of clinical cases .  6275 - 6284. 

che wan mohd rozali, wan nor atikah; ishak, ismarulyusda; mat ludin, arimi fitri; mad azli, amanina athirah; izzah solah, nurul; ibrahim, farah wahida; abd warif, nor malia.  (2024).  development of knowledge, attitude and practice questionnaires on e-huffaz prohealth, a multicomponent lifestyle intervention module among tahfiz students.  - plos one.  1 - 13. 

isnaini herawati, arimi fitri mat ludin, mutalazimah m, ismarulyusda ishak and nor m. f. farah.  (2023).  breathing exercise for hypertensive patients: a scoping review.  - frontiers in physiology.  1-16. 

ismarulyusda ishak [and sixteen others]..  (2022).  development and validation of huffaz prohealth 1.0©: a module to improve the well-being of tahfiz students in selangor, malaysia.  - international journal of environmental research & public health.  1-15. 

wan nor atikah che wan mohd rozali, ismarulyusda ishak1, arimi fitri mat ludin, farah wahida ibrahim, nor malia abd warif and nur aishah che roos.  (2022).  the impact of listening to, reciting, or memorizing the quran on physical and mental health of muslims: evidence from systematic review.  - international journal of public health.  1-10. 

siti nor ismalina isa,ismarulyusda ishak,azriani ab rahman,nur zakiah mohd saat,normah che din,syarif husin lubis, muhammad faiz mohd ismail, nur riza mohd suradi.  (2021).  quality of life among caregivers of children with special needs in kelantan, malaysia: the importance of psychosocial mediators.  - the malaysian journal of medical sciences.  128-141. 

santibuana abd rahman, nor malia abd warif, ismarulyusda ishak, farah wahida ibrahim, dzalani harun, ahmad rohi ghazali, normah che din, sabri mohamad, nor azila noh..  (2021).  memorizing quran and eeg brain wave patterns.  - turkish journal of physiotherapy and rehabilitation.  4770-4778. 

sharifah noorhidayah syed aziz, khairul anwar mastor, hasnan bin kasan,santibuana abd rahman, ismarulyusda ishak.  (2021).  the interest and encouragement for memorizing al-quran prior to the enrolment in tahfiz schools and its relationship with the excellent performance of the hafazan students in tahfiz.  - turkish online journal of qualitative inquiry.  5686-5699. 

santibuana abd rahman, ismarulyusda ishak, nor malia abd warif, farah wahida ibrahim, dzalani harun, sharifah noorhidayah syed aziz, khairul anwar mastor.  (2021).  factors influencing quran memorization from students' perspectives: a qualitative study.  - review of international geographical education online.  67-76. 

ismarulyusda ishak, santibuana abd rahman, farah wahida ibrahim, norfathin mohd khair, nor malia abd warif, dzalani harun, ahmad rohi ghazali, faisal ariffin, normah che din, sabri mohamad, khairul anwar mastor, muhammad hafiz mohd haneefa, samhani ismail.  (2021).  the impact of quran memorization on psychological and health well-being.  - review of international geographical education.  337-344. 

yusmeera yusof, siti zamratol-mai sarah mukari, mariam adawiah dzulkifli, kalaivani chellapan, kartini ahmad, ismarulyusda ishak, nashrah maamor dan wan syafira ishak.  (2019).  efficacy of a newly developed auditory cognitive training system on speech recognition,central auditory processing and cognitive ability among older adults with normal cognition and with ......  - geriatrics gerontology international.  768-773. 

mohammed nashiry, ismarulyusda ishak, jamaludin mohamed, siti balkis budin, mohd fairulnizal m.n., sazlina kamaralzaman & hesham m. al-mekhlafi.  (2019).  evaluation of trace elements in malay women with type 2 diabetes mellitus.  - sains malaysiana.  337-345. 

soo shih sheng, siti balkis budin, ismarulyusda ishak, faridah mohd nor, nur najmi mohamad anuar.  (2019).  review on sudden deaths due to cardiac abnormalities.  - jurnal teknologi.  53-60. 

noraziah mohamad zin, ismarulyusda ishak and kasturi manoharan.  (2019).  knowledge, attitude and practice towards sexually transmitted diseases amongst the inmates of women shelters homes at klang valley.  - bmc public health.  1-7. 

yanti rosli, ismarulyusda ishak & nur zakiah mohd saat.  (2017).  the effectiveness of blended learning approach in redesigned anatomy curriculum for the faculty of health science undergraduates universiti kebangsaan malaysia.  - advanced science letters.  1197-1200. 

santibuana ab, ismarulyusda i, norfathin mk, dzailani h, nor malia aw, farah wahida i, ahmad rohi g, sabri m.  (2017).  association of al-quran memorization on the iq level and quality of life among tahfiz students.  - medical journal of malaysia.  49. 

zariyantey abdul hamid, ismarulyusda ishak, syarif husin lubis, nihayah mohammad, hidayatulfathi othman, nur zakiah mohd saat, ahmad rohi ghazali, siti zakiah abdul rahim & mohamad roff mohd noor.  (2017).  evaluation of trace elements in the nails and hair of farmers exposed to pesticides and fertilizers.  - journal of agricultural science.  79-88. 

zariyantey abdul hamid, mohd faizal mohd zulkifly, asmah hamid, syarif husin lubis, nihayah mohammad, ismarulyusda ishak, nur zakiah mohd saat, hidayatul fathi othman, ahmad rohi ghazali..rt all.  (2016).  the association of nuclear abnormalities in exfoliated buccal epithelial cells with the health status of different agricultural activities farmers in peninsular malaysia.  - genes and environment.  1-9. 

siti nor ismalina isa, ismarulyusda ishak, azriani ab rahman, nur zakiah mohd saat, normah che din, syarif husin lubis, muhammad faiz mohd ismail.  (2016).  health and quality of life among the caregivers of children with disabilities: a review of literature.  - asian journal of psychiatry.  71-77. 

nurhidayah m, suzana s, mahadir a, mohd azahadi o, mohamad hasnan a, ismarulyusda i & zahara am.  (2016).  validation of food frequency questionnaire in estimating docosahexanoic acids (dha) intake among malay primary school children.  - malaysian journal of nutrition.  233-243. 

padma a. rahman, siti balkis budin, sazlina kamaralzaman, matthew yau kwain sang, ismarulyusda ishak.  (2016).  reliability and validity of adapted kcaass using exploratory factor analysis.  - the social sciences.  5172-5177. 

leonard joseph henry, ali jafarzadeh esfehani, ayiesah ramli, ismarulyusda ishak, maria justine, vikram mohan.  (2015).  patterns of work-related musculoskeletal disorders among workers in palm plantation occupation.  - asia pacific journal of public health.  NP1785-NP1792. 

yanti rosli, ismarul yusda ishak, nurzakiah mohd saat..  (2015).  discipline-based employability skills among the students in health-related faculties in ukm, kuala lumpur campus.  - advanced science letters.  2409-2412. 

ismarulyusda ishak. farah dayana rosli, jamaludin mohamed, muhammad faiz mohd ismail.  (2015).  comparison of digestion methods for the determination of trace elements and heavy metals in human hair and nail.  - malaysian journal of medical science.  11-20. 

normah awang, nur faratun mohd alwi, siti hajar yaacob and ismarulyusda ishak.  (2014).  a study on exposure to air pollutants and their effects to the respiratory level among employees of sentul electric multiple unit (emu) depot.  - world applied sciences journal.  29(3):402-407. 

hesham rashwan, ismarulyusda ishak, nurhidayah sawalludin.  (2013).  knowledge and views of secondary school students in kuala lumpur on cervical cancer and its prevention.  - asian pacific journal of cancer prevention.  14(4):2545-2549. 

hartini y, geishamimi, g, mariam a.z., mohamed kamel, a.g., hidayatul, f.o. and ismarul, y.i..  (2013).  distribution of intestinal parasitic infections amongst aborigines children at post sungai rual, kelantan, malaysia.  - tropical biomedicine.  596-601. 

nzm saat, b mohandas, ar ghazali, i ishak, sh lubis, n mohamed, a hamid, za hamid & h othman.  (2013).  study of heavy metals in hair and nails of among farmers in kelantan, malaysia.  - research journal of applied science.  225-229. 

a.r. ghazali, n.e. abdul razak, m.s. othman, h. othman, i. ishak, s.h. lubis, n. mohammad, z. abd hamid, z. harun, f. kamarulzaman & r. abdullah.  (2012).  study of heavy metal levels among farmers of muda agricultural development authority, malaysia.  - journal of environmental and public health.  2012 , art. no. 758349. 

fawwaz s. al-joudi, fahme a. k. kaid, ismarulyusda ishak, norhazilah mohamed, kairol osman, iskandar zulkarnain alias.  (2011).  expression of human mammaglobin and clinicopathologic correlations in breast cancer: the findings in malaysia.  - indian journal of pathology and microbiology.  54(2):284-289. 

ismarulyusda ishak, jamaludin mohamed, khairul osman, zaleha md isa, zakiah ismail, mohd fairulniza mohd noor & osman ali.  (2009).  status selenium serum populasi di daerah hulu langat, selangor, malaysia.  - sains malaysiana.  38(4):473-481.