Queiróz, D., Cardoso, D., Martelli, C., Martins, R., Porto, S., Borges, A., Azevedo, M., & Daher, R. (1995). Risk factors and prevalence of antibodies against hepatitis A virus (HAV) in children from day-care centers, in Goiania, Brazil . Revista Do Instituto De Medicina Tropical De São Paulo, 37(5), 427-433. https://www.revistas.usp.br/rimtsp/article/view/29303