Misdorp W, van der Heul R O
Vet Pathol. 1980 Jan;17(1):53-7. doi: 10.1177/030098588001700106.
Three middle-age dogs had carcinosarcomatous tumors involving the lumbosacral bones and the soft tissues. A single metastatic lesion was found in each dog. The site of origin of this tumor was obscure.