Mendonça JS de, Amato Neto V, Shiratsuchi MS, Oselka GW, Takei K, Melo E. HBAg in the serum of 203 patients with acute viral hepatitis in São Paulo. Rev. Inst. Med. Trop. São Paulo. 1975;17(4):236-241. Accessed June 28, 2024. https://revistas.usp.br/rimtsp/article/view/198528