[Comparative studies on the effectiveness of Marek vaccines in simulated field conditions].
D000818:Animals; D001353:Avian Leukosis / Q000517:prevention & control*; D002645:Chickens; D010523:Peripheral Nervous System Diseases / Q000517:prevention & control; D011201:Poultry Diseases / Q000517:prevention & control*; D014611:Vaccination / Q000662:veterinary; D014765:Viral Vaccines / Q000592:standards*
D014765:Viral Vaccines
Vergleichende Untersuchungen über kie Wirksamdeit von Marek-Vakzinen unter simulierten Feldbedingungen.