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Hepatitis B serological studies were carried out in 251 asymptomatic carriers of HBsAg living in an endemic rural area of Cachoeiro do Itapemirim (545 km distant from Rio de Janeiro) in order to(More)
A previous seroepidemiological study in the rural zone of Vargem Alta (ES) SouthEast of Brazil, showed a prevalence of up to 9% of hepatitis B surface antigen (HBsAg) in some areas. One hundred(More)
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