title: Viral hepatitis: a group of epidemiologic entities.
mesh_terms: D000818:Animals; D002353:Carrier State; D004196:Disease Outbreaks; D004197:Disease Reservoirs; D005260:Female; D005506:Food Contamination; D000882:Haplorhini; D006506:Hepatitis A / Q000453:epidemiology*; D006509:Hepatitis B / Q000453:epidemiology* / Q000209:etiology; D006511:Hepatitis B Antigens / Q000302:isolation & purification; D015186:Hominidae; D006801:Humans; D008297:Male; D008431:Maternal-Fetal Exchange; D011247:Pregnancy; D012867:Skin / Q000293:injuries; D019966:Substance-Related Disorders; D013525:Surgical Instruments; D065227:Transfusion Reaction; D014876:Water Pollution
chemical_list: D006511:Hepatitis B Antigens