title: The avian leukosis complex.
mesh_terms: D000818:Animals; D001353:Avian Leukosis / Q000145:classification / Q000209:etiology / Q000473:pathology; D002645:Chickens; D005354:Fibrosarcoma / Q000662:veterinary*; D006390:Hemangioendothelioma / Q000662:veterinary*; D006391:Hemangioma / Q000662:veterinary*; D006566:Herpesviridae Infections; D009976:Orthomyxoviridae Infections; D010022:Osteopetrosis / Q000662:veterinary*; D055761:Reticuloendotheliosis, Avian / Q000662:veterinary*; D009396:Wilms Tumor / Q000662:veterinary*