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
On Jan. 15, 1953, a Hereford steer, seven months old, was admitted to Stange Memorial Clinic with a history of anorexia, of losing weight rapidly, of standing with the tongue out, and of getting much worse two days previously.
"Leptospirosis in a Steer,"
Iowa State University Veterinarian: Vol. 15
, Article 6.
Available at: http://lib.dr.iastate.edu/iowastate_veterinarian/vol15/iss2/6