Saifullah Idris, Ramzi Murziqin, Nasir Usman, y Hayati, Tabrani ZA. «Epidemiology and Psychology in Handling the Psycho-Social Problem Covid-19». Opción 36, no. 91 (1): 1310-1333. Accedido mayo 8, 2024. https://produccioncientificaluz.org/index.php/opcion/article/view/32502.