Author's Organization:Department of Veterinary Internal Medicine, Nippon Veterinary and Animal Science University Department of Veterinary Internal Medicine, Nippon Veterinary and Animal Science University Department of Veterinary Internal Medicine, Nippon Veterinary and Animal Science University Department of Veterinary Internal Medicine, Nippon Veterinary and Animal Science University
Published: June 15, 1992Received: July 26, 1991Available on J-STAGE: February 15, 2008Accepted: January 23, 1992
Advance online publication: -
Revised: -