REY, Luís Carlos. “ Nasopharyngeal Streptococcus Pneumoniae Isolated from Healthy and Pneumonia Children in Fortaleza, Brazil: Serogroups and Antibiotic Resistance ”. Revista do Instituto de Medicina Tropical de São Paulo 42, no. 4 (August 1, 2000): 184–184. Accessed June 26, 2024. https://revistas.usp.br/rimtsp/article/view/30446.