KHAN, R. H. Ensuring the safety of clinical instruction in optometry schools at the university level: Perspective of COVID-19. International journal of health sciences, [S. l.], v. 6, n. S2, p. 11008–11017, 2022. DOI: 10.53730/ijhs.v6nS2.7954. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/7954. Acesso em: 18 jul. 2026.