TY - GEN AU - Martet,G AU - Morillon,M AU - Debonne,J M AU - Louis,F J TI - [Viral hepatitis A: when a changing epidemiology implies a different prophylaxis] SN - 1157-5999 PY - 1998///0723 KW - Adult KW - Child KW - Developed Countries KW - Developing Countries KW - Hepatitis A KW - epidemiology KW - Humans KW - Hygiene KW - Incidence KW - Prevalence KW - Risk Factors KW - Seroepidemiologic Studies KW - Serotyping KW - Vaccination KW - methods N1 - Publication Type: English Abstract; Journal Article; Review ER -