3. A “ Infectious” “ Serum” Viral hepatitis Enterically transmitted Parenterally transmitted F, G, TTV ? other E NANB B D C Viral Hepatitis - Historical Perspectives
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7. Basic Features of Hepatitis Viruses Virus A B C D E Incubation Period* 4 (2-6) 8-12 (6-24) 6-9 (2-24) ? (2-10) 4-5 (2-9) Transmission fecal-oral parenteral parenteral parenteral fecal-oral * Weeks Chronic Infection No Yes Yes Yes No