Abdul Wahab, Abdullah Aliff bin, Rosnah binti Ismail, Halim bin Ismail, and Nazarudin bin Safian. 2021. “Effectiveness of Phone Reminders to Improve Adherence to Anti-Retroviral Therapy: A Meta-Analysis”. International Journal of Public Health Research 11 (2). https://spaj.ukm.my/ijphr/index.php/ijphr/article/view/313.