Epidemiology of infections with type B virus.
D001803:Blood Transfusion; D002353:Carrier State; D005260:Female; D006509:Hepatitis B / Q000453:epidemiology*; D006511:Hepatitis B Antigens; D006515:Hepatitis B virus; D006801:Humans; D008297:Male; D008403:Mass Screening; D012737:Sex Factors; D014481:United States
D006511:Hepatitis B Antigens