Ando, Ryo Spontaneous extraskeletal osteosarcoma in the duodenum of a Crlj:CD1 (ICR) mouse. [electronic resource] - Journal of toxicologic pathology Oct 2016 - 275-278 p. digital Publication Type: Case Reports; Journal Article ISSN: 0914-9198 Standard No.: 10.1293/tox.2016-0043 doi