gong et al.  (2023).  sex differences in dementia risk and risk factors: individual-participant data analysis using 21 cohorts across six continents from the cosmic consortium.  - alzheimers & dementia.  3365-3378. 

ahmad zahid md daud, ponnusamy subramaniam, nurul fatin malik rivan, ahmed a moustafa, shyh poh teo.  (2023).  identifying mental health risk factors and its association with psycho-logical frailty among community-dwelling older adults: a pilot study.  - brunei international medical journal.  S18. 

suzana shahar, nurul fatin malek rivan.  (2023).  covid-19 dan warga emas.  - .  12. 

suzana shahar, nurul fatin malek rivan, devinder kaur ajit singh.  (2021).  cognitive frailty among malaysian older adults.  - .  105. 

nurul fatin malek rivan, suzana shahar, nor fadilah rajab, devinder kaur ajit singh, normah che din, mohd zul amin kamaruddin, hazlina mahadzir.  (2021).  cognitive frailty among malaysian older adults.  - .  13.