nurul syuhada mohd rosnu, devinder kaur ajit sing,arimi fitri mat ludin, wan syafira ishak, mohd harimi abd rahman and suzana shahar.  (2022).  enablers and barriers of accessing health care services among older adults in south-east asia: a scoping review.  - international journal of environmental research and public health.  1-15. 

theng choon ooi, wan syafira ishak, razinah sharif, suzana shahar, nor fadilah rajab, devinder kaur ajit singh, siti zamratol-mai sarah mukari.  (2021).  multidimensional risk factors of age-related hearing loss among malaysian community-dwelling older adults.  - clinical interventions in aging.  2033-2046. 

nurul fatin malek rivan, suzana shahar, nor fadilah rajab, devinder kaur ajit singh, normah che din, hazlina mahadzir , noor ibrahim mohamed sakian, wan syafira ishak, mohd harimi abd. rahman, zainora mohammed and yee xing you.  (2020).  incidence and predictors of cognitive frailty among older adults: a community-based longitudinal study.  - international journal of environmental research and public health.  1-17. 

deepashini harithasan, siti zamratol mai sarah mukari, wan syafira ishak, suzana shahar, wong lai yeong.  (2020).  the impact of sensory impairment on cognitive performance, quality of life, depression, and loneliness in older adults.  - international journal of geriatric psychiatry.  358-364. 

siti zamratol mai sarahmukari, yusmeera yusof, wan syafira ishak, nashrah maamor, kalaivani chellapan, mariam adawiah dzulkifli.  (2020).  relative contributions of auditory and cognitive functions on speech recognition in quiet and in noise among older adults.  - brazilian journal of otorhinolaryngology.  149-156. 

mah ho yan, wan syafira ishak, mohd harimi abd rahman.  (2020).  prevalence and risk factors of dual sensory impairment among community-dwelling older adults in selangor: a secondary data analysis.  - geriatrics & gerontology international.  911-916. 

nurul huda bani, nashrah maamor, siti zamratol mukari, wan syafira ishak, kalaivani chellappan.  (2019).  development of malay sentence materials in speech-in-noise training for adults.  - international journal on disability and human development.  325-332. 

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. 

nurul huda bani, nashrah maamor, siti zamratol-mai sarah mukari, wan syafira ishak, kalaivani chellapan.  (2019).  usability and acceptance of a computer-based auditory training among older adults in malaysia.  - international journal of disability and human development.  345-354. 

huijin lau, suzana shahar, norlela hussin, mohd za kamarudin, tengku at hamid, siti z-ms mukari,nor f rajab, normah c din,azahadi omar,devinder ka singh, hasnah haron,razinah sharif,hanis m yahya, arimi fitri, zahara a manaf, zainora mohammed, wan s ishak.  (2019).  methodology approaches and challenges in population-based longitudinal study of a neuroprotective model for healthy longevity.  - geriatrics and gerontology international.  . 

quar tian kar, wan syafira ishak, azalia lanic.  (2019).  adapting the speech, spatial and qualities of hearing scale into malay : a preliminary study.  - speech, language and hearing.  142-148. 

sandie ewe,w.s.ishak, aniza i, asma a.  (2019).  the tinnitus handicap inventory & mini-tinnitus questionnaires: reliability & validity of the malay version.  - international medical journal.  522-524. 

siti zamratol-mai sarah mukari, wan syafira ishak, nashrah maamor & wan fazlina wan hashim.  (2017).  a preliminary study investigating the association between hearing acuity and a screening cognitive tool.  - annals of otology rhinology and laryngology.  697-705. 

wan syafira ishak, siti zamratol-mai sarah mukari, nashrah maamor, wan fazlina wan hashim.  (2017).  validation of self-reported hearing loss among multi-ethnic community dwelling older adults in malaysia.  - journal of clinical and diagnostic research.  1-5. 

tian kar quar, sigfrid d soli, yin fang chan, wan syafira ishak, nor haniza abdul wahat.  (2017).  the effect of non-native and non-regional speech testing on a multi-lingual population.  - international journal of audiology.  92-98. 

siti zamratol-mai sarah mukari, nashrah maamor, wan syafira ishak, wan fazlina wan hashim.  (2016).  hearing loss and risk factors among community dwelling older adults in selangor.  - sains malaysiana.  1405-1411. 

siti zamratol-mai sarah mukari, yu xuan, wan syafira ishak, rafidah mazlan.  (2015).  effects of tonal language background on tests of temporal sequencing in children.  - international journal of audiology.  951-957. 

f. zhao, s. d. g. stephens, w. s. ishak & c. meyer-bisch.  (2014).  the characteristics of audioscan and dpoae measures in tinnitus patients with normal hearing thresholds.  - international journal of audiology.  53(5):309-317. 

wan syafira ishak, fei zhao, deepak rajenderkumar, mohammed arif.  (2013).  measurement of subtle auditory deficit in tinnitus patients with normal audiometric thresholds using evoked otoacoustic emissions and threshold equalizing noise tests.  - the international tinnitus journal.  35-44. 

ishak, w.s., zhao, f., stephens, d., culling, j., bai, z., meyer-bisch, c..  (2011).  test-retest reliability and validity of audioscan and békésy compared with pure tone audiometry.  - audiological medicine.  9(1):40-46.