Hepatitis B: another look at prevaccination screening.
D006509:Hepatitis B / Q000517:prevention & control*; D017325:Hepatitis B Vaccines; D006801:Humans; D012306:Risk; D014611:Vaccination / Q000191:economics; D014761:Viral Hepatitis Vaccines / Q000008:administration & dosage*
D017325:Hepatitis B Vaccines; D014761:Viral Hepatitis Vaccines