Ferraz, Maria Lucia G., Antonio Eduardo Silva, Marico Yamamoto, and Rubens Xavier Guimaråes. “ Hepatitis B Vaccine - Proposal for a Standardized Assessment of Immune Response ”. Revista do Instituto de Medicina Tropical de São Paulo 34, no. 2 (April 1, 1992): 137–140. Accessed May 5, 2024. https://www.revistas.usp.br/rimtsp/article/view/28907.