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
Teratology, that branch of embryology and pathology which deals with abnormal development and congenital malformations, is not a new science. Since the very beginning of medical science, men have described anomalies; however, in comparatively recent times efforts have been made to do more than just describe them.
"A Cyclopian Fetus Resulting from Oral Ingestion of Veratrum californicum,"
Iowa State University Veterinarian: Vol. 32
, Article 4.
Available at: https://lib.dr.iastate.edu/iowastate_veterinarian/vol32/iss2/4