Vaccination against viral hepatitis.
D006506:Hepatitis A / Q000517:prevention & control*; D006509:Hepatitis B / Q000517:prevention & control*; D006514:Hepatitis B Surface Antigens / Q000276:immunology*; D006801:Humans; D007116:Immunization, Passive; D014611:Vaccination; D014765:Viral Vaccines
D006514:Hepatitis B Surface Antigens; D014765:Viral Vaccines