[Problem of viral hepatitis B].
D000293:Adolescent; D000328:Adult; D003937:Diagnosis, Differential; D006506:Hepatitis A / Q000635:transmission; D006509:Hepatitis B / Q000175:diagnosis / Q000453:epidemiology* / Q000635:transmission; D006514:Hepatitis B Surface Antigens / Q000276:immunology; D006801:Humans
D006514:Hepatitis B Surface Antigens
K probleme virusnogo gepatita B.