siok-fong chin, junaida osman, and rahman jamal.  (2018).  simultaneous determination of 25-hydroxyvitamin d2 and 25-hydroxyvitamin d3 in human serum by ultra performance liquid chromatography: an economical and validated method with bovine serum albumin.  - clinica chimica acta.  . 

junaida osman, chin siok-fong, boekhtiar borhanuddin & noraidatulakma abdullah, rahman jamal.  (2017).  serum vitamin d in participants from the malaysian cohort: a preliminary report.  - 7th regional conference on molecular medicine (rcmm) in conjunction with 3rd national conference for cancer research 2017.  . 

j osman, sf chin, r jamal.  (2015).  simultaneous determination of 25-hydroxyvitamin d2 and 25-hydroxyvitamin d3 in human serum by ultra performance liquid chromatography: a new and validated method with bovine serum albumin.  - 6th regional conference on molecular medicine (rcmm) in conjunction with 2nd national conference for cancer research 2015.  . 

junaida osman, nor azian abdul murad, siok-fong chin and rahman jamal.  (2014).  highly sensitive and reliable human sex determination using multiplex pcr.  - asia-pacific journal of molecular medicine.  1-4. 

mee-lee looi, hasbullani zakaria, junaida osman, rahman jamal.  (2012).  quantity and quality assessment of dna extracted from saliva and blood.  - clinical laboratory.  58(3-4):307-312.