Iowa State University Veterinarian Records, RS 22/6/0/9, University Archives, Special Collections Department, Iowa State University, http://www.add.lib.iastate.edu/spcl/arch/rgrp/22-6-0-9.html
The teratoma, a specialized neoplasm, is not commonly found in the bovine and it does not appear to be of any economic importance. However, the one described below is curious because of its large size and the diagnostic and clinical problem that it afforded.
"Giant Teratoma in a Bovine,"
Iowa State University Veterinarian: Vol. 23
, Article 6.
Available at: http://lib.dr.iastate.edu/iowastate_veterinarian/vol23/iss2/6