title: Vaccination and prophylaxis against hepatitis B in children. U.S. Public Health Service.
mesh_terms: D002648:Child; D006509:Hepatitis B / Q000517:prevention & control*; D017325:Hepatitis B Vaccines / Q000008:administration & dosage; D006801:Humans; D014481:United States
chemical_list: D017325:Hepatitis B Vaccines