The significance of passive immunity and the biological tests used in the study of distemper.
D000818:Animals; D004216:Distemper / Q000175:diagnosis / Q000517:prevention & control*; D004217:Distemper Virus, Canine; D004285:Dogs; D005260:Female; D007112:Immunity, Maternally-Acquired; D007114:Immunization; D009500:Neutralization Tests; D011247:Pregnancy; D011270:Pregnancy, Animal; D014611:Vaccination / Q000662:veterinary