Author's Organization:Department of Veterinary Internal Medicine, Faculty of Veterinary Medicine, Hokkaido University Department of Veterinary Internal Medicine, Faculty of Veterinary Medicine, Hokkaido University Department of Veterinary Internal Medicine, Faculty of Veterinary Medicine, Hokkaido University
Published: October 15, 1988Received: February 02, 1988Available on J-STAGE: February 13, 2008Accepted: July 02, 1988
Advance online publication: -
Revised: -