Comments on active immunization procedures.
D000818:Animals; D004216:Distemper / Q000517:prevention & control*; D004285:Dogs; D007110:Immunity, Active; D007114:Immunization; D008458:Measles Vaccine; D014611:Vaccination / Q000662:veterinary; D014765:Viral Vaccines
D008458:Measles Vaccine; D014765:Viral Vaccines