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 following material is reprinted with permission of authors and copywriters from CLINICAL AND DIAGNOSTIC VETERINARY TOXICOLOGY by Buck, William B., Osweiler, Gary D., and Van Gelder, Gary A.
Buck, William B.
"Laboratory Tests *** Specimens Required for Confirmation of Toxic Conditions,"
Iowa State University Veterinarian: Vol. 36
, Article 11.
Available at: http://lib.dr.iastate.edu/iowastate_veterinarian/vol36/iss1/11