yu ting chai, pui juan woi, jecksin ooi, narayanasamy sumithira.  (2023).  an analytic hierarchy process-based clinical decision-making for dry eye disease diagnostic test selection.  - 4th optometry scientific conference 2023.  31. 

nurul aisyah ab.rahim, pui juan woi, sumithira a/p narayanasamy, ching sin siau.  (2023).  relationship between colour discrimination, anxiety-depressive symptomatology, and rumination among university students.  - congress of optometry and vision research 2023.  1. 

nur husnina binti zanzuri, pui juan woi, jecksin ooi, sumithira narayanasamy.  (2023).  application of analytic hierarchy process as support system in computer vision syndrome diagnostic test selection.  - congress of optometry and vision research 2023.  1. 

selena yi han sieh, pui juan woi, mohd harimi abd rahman, haliza abdul mutalib, madhavendra bhandari.  (2022).  relationship between ocular surface disease index and self-reported night driving difficulty in malaysian drivers.  - 13th international symposium of health sciences 2022.  80. 

yee kee tan, pei-i chan, ching sin siau, bob lew, pui juan woi, mun hui choy, norhayati ibrahim.  (2022).  risk and protective factors of trauma and suicide potential among university students.  - 13th international symposium of health sciences 2022.  14.