title: Rous sarcomas in mice: the chromosomal progression in primary tumours.
mesh_terms: D000782:Aneuploidy; D000818:Animals; D002875:Chromosomes; D004171:Diploidy; D007621:Karyotyping; D051379:Mice; D011123:Polyploidy; D001357:Sarcoma, Avian / Q000235:genetics*