Article
Hepatitis B: epidemiological, immunological, and serological considerations emphasizing mutation.
Revista do Hospital das Clinicas - 1 Aug 2004
El Khouri Marcelo, dos Santos Vera Aparecida
Abstract excerpt
The global prevalence of hepatitis B virus is estimated to be 350 million chronic carriers, varying widely from low (<2%, as in Western Europe, North America, New Zealand, Australia, and Japan) to high (>8% as in Africa, Southeast Asia, and China). The overall prevalence in Brazil is about 8%. There are currently 7 genotypic variations, from A to G, and also 4 main surface antigen subtypes: adw, ayw, adr, and...
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