title: Viral group specific antigen in mammalian Rous tumours detected by complement-fixation and fluorescent antibody tests.
mesh_terms: D000818:Animals; D002645:Chickens; D003168:Complement Fixation Tests; D006224:Cricetinae; D005455:Fluorescent Antibody Technique; D009374:Neoplasms, Experimental; D001357:Sarcoma, Avian / Q000276:immunology*