BejoWolkers, P. C., J. S. Santos, M. C. de . Carvalho Furtado, J. C. Pina, R. A. . Garcia Lima, and D. F. . de Mello. “Hospitalized Children and Opportunities to Vaccinate Vulnerable Populations: An Integrative Literature Review”. International Journal of Pediatrics and Child Health, vol. 4, no. 1, June 2016, pp. 52-59, doi:10.12974/2311-8687.2016.04.01.7.