[Letter: Hepatitis reinfection].
D002908:Chronic Disease; D006506:Hepatitis A / Q000453:epidemiology*; D006509:Hepatitis B / Q000150:complications / Q000517:prevention & control; D006511:Hepatitis B Antigens; D006801:Humans; D012008:Recurrence
D006511:Hepatitis B Antigens
Wiedererkrankung an Hepatitis.