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
Closely paralleling the tremendous boom in the cat and dog population in this country is an increased interest in exotic pets. The most commonly kept reptile pets include snakes, alligators, chameleons, iguanas, and turtles.
"Diagnosis and Treatment of Disease in the Turtle,"
Iowa State University Veterinarian: Vol. 34
, Article 8.
Available at: http://lib.dr.iastate.edu/iowastate_veterinarian/vol34/iss1/8