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    • La hepatitis en las Américas : informe del grupo colaborador de la OPS 

      Hadler, Stephen C; Fay, Oscar H; Pinheiro, Francisco de Paula; Maynard James E (s.d.)
      Viral hepatitis is a major public health problem throughout the Americas. Each of the several types of hepatitis (A, B, delta, non-A non B) causes significant morbidity and mortality in the Region. Hepatitis B (HB) infection, ...