title: Immunization against Marek's disease using a live attenuated virus.
mesh_terms: D000818:Animals; D000941:Antigens; D002645:Chickens; D006564:Herpesviridae; D006566:Herpesviridae Infections / Q000517:prevention & control* / Q000662:veterinary; D007114:Immunization; D011201:Poultry Diseases / Q000517:prevention & control*
chemical_list: D000941:Antigens