Impact of coronavirus disease-19 pandemic on pediatric vaccine clinical trials. Indian Journal of Child Health, [S. l.], v. 8, n. 6, p. 202–205, 2021. DOI: 10.32677/IJCH.2021.v08.i06.001. Disponível em: https://mansapublishers.com/index.php/ijch/article/view/2933.. Acesso em: 29 jun. 2024.