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 case described illustrates a possible syndrome due to paralysis of vagal nerve branches in cattle.
"Vagal Nerve Paralysis in a Cow,"
Iowa State University Veterinarian: Vol. 20
, Article 10.
Available at: http://lib.dr.iastate.edu/iowastate_veterinarian/vol20/iss1/10