Y. C., S.; SETHI, M.; BARSINGE, T.; KAMATH, Y.; A. S., K. A follow up study of warning letters issued by US Food and Drug Administration to clinical investigators, institutional review boards and sponsors: a situational analysis during COVID-19 pandemic. International Journal of Research in Medical Sciences, [S. l.], v. 13, n. 4, p. 1587–1593, 2025. DOI: 10.18203/2320-6012.ijrms20250986. Disponível em: https://www.msjonline.org/index.php/ijrms/article/view/14953. Acesso em: 27 nov. 2025.