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
Feline respiratory diseases are a serious and frustrating problem to cat owners and veterinarians alike. They are highly contagious and difficult to treat. In recent years. A number of agents have been recognized as causing or contributing to different forms of respiratory disease. Complicating the problem, the clinical signs of each are very similar, requiring laboratory facilities for specific diagnosis.
"Will the Real Feline Respiratory Disease Please Stand Up?,"
Iowa State University Veterinarian: Vol. 37
, Article 2.
Available at: http://lib.dr.iastate.edu/iowastate_veterinarian/vol37/iss2/2