Matos, Camila Carvalho de Souza Amorim, Carolina Luísa Alves Barbieri, e Marcia Thereza Couto. 2020. “Covid-19 and Its Impact on Immunization Programs: Reflections from Brazil”. Revista De Saúde Pública 54 (dezembro): 114. https://doi.org/10.11606/s1518-8787.2020054003042.