Bin Hamedin, Mohamad Afiq Amsyar, Rozaini Binti Mat Shah, and Marina Binti Kamardin. “EPIDEMIOLOGY OF COVID-19 AND RISK FACTORS OF COVID-19 INFECTIONS IN PULAU PINANG: A CASE CONTROL STUDY”. Malaysian Journal of Public Health Medicine 22, no. 2 (August 20, 2022): 156-164. Accessed December 4, 2022. https://mjphm.org/index.php/mjphm/article/view/879.