![Epidemiological survey of infection with hepatitis B virus in the savannah and wetlands (Pantanal) of central Brazil]()
Epidemiological survey of infection with hepatitis B virus in the savannah and wetlands (Pantanal) of central BrazilSouto, F. J. D.; Fontes, C. J. F.; Oliveira, J. M.; Gaspar, A. M. C.; Lyra, L. G. C. · Annals of Tropical Medicine & Parasitology · 1997