Mental Health and Daily Activities of Retired Elderly People(Males) of Kolkata in the Wake of Second Wave of Covid-19. Journal of Pharmaceutical Negative Results, [S. l.], v. 13, p. 1187–1191, 2022. Disponível em: https://pnrjournal.com/index.php/home/article/view/2891.. Acesso em: 4 jun. 2026.