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
Many cases of ascarid infection of prenatal origin have been diagnosed at the Stange Memorial Clinic. One such case, typical of many, is picked at random for discussion.
Gooch, J. M.
"Prenatal Ascarid Infection,"
Iowa State University Veterinarian: Vol. 6
, Article 11.
Available at: https://lib.dr.iastate.edu/iowastate_veterinarian/vol6/iss3/11