title: Duration of vaccination immunity and the influence on subsequent prophylaxis.
mesh_terms: D000818:Animals; D000906:Antibodies; D000917:Antibody Formation; D002415:Cats; D004216:Distemper / Q000517:prevention & control*; D004285:Dogs; D007109:Immunity; D009500:Neutralization Tests; D012141:Respiratory Tract Infections / Q000662:veterinary; D014611:Vaccination / Q000662:veterinary; D014765:Viral Vaccines; D014713:Viruses, Unclassified
chemical_list: D000906:Antibodies; D014765:Viral Vaccines