title: Regression of Rous sarcomas in two lines of chickens.
mesh_terms: D000818:Animals; D001358:Avian Sarcoma Viruses; D009365:Neoplasm Regression, Spontaneous; D011201:Poultry Diseases / Q000473:pathology; D001357:Sarcoma, Avian / Q000473:pathology / Q000662:veterinary*; D014921:Wings, Animal