New HB vaccine prompts guidelines search, debate.
D002487:Centers for Disease Control and Prevention, U.S.; D006509:Hepatitis B / Q000517:prevention & control*; D006801:Humans; D007114:Immunization / Q000592:standards*; D009784:Occupational Diseases / Q000517:prevention & control*; D010564:Personnel, Hospital; D014481:United States