title: Field trials with an attenuated cell associated vaccine for Marek's disease.
mesh_terms: D000818:Animals; D000941:Antigens; D001353:Avian Leukosis / Q000276:immunology / Q000401:mortality / Q000517:prevention & control*; D001354:Avian Leukosis Virus; D002645:Chickens; D010523:Peripheral Nervous System Diseases / Q000662:veterinary; D011201:Poultry Diseases / Q000276:immunology / Q000401:mortality / Q000517:prevention & control*; D011233:Precipitin Tests; D014765:Viral Vaccines / Q000627:therapeutic use*
chemical_list: D000941:Antigens; D014765:Viral Vaccines