How many people become carriers after infection with HBV?
D000208:Acute Disease; D002353:Carrier State / Q000175:diagnosis / Q000453:epidemiology* / Q000276:immunology; D006509:Hepatitis B / Q000175:diagnosis / Q000453:epidemiology* / Q000276:immunology; D006514:Hepatitis B Surface Antigens / Q000032:analysis; D006801:Humans; D008297:Male; D006113:United Kingdom
D006514:Hepatitis B Surface Antigens