Author's Organization:Department of Laboratory Animal Science, Faculty of Veterinary Medicine, Hokkaido University Department of Laboratory Animal Science, Faculty of Veterinary Medicine, Hokkaido University Institute for Animal Experimentation, University of Sapporo School of Medicine Department of Laboratory Animal Science, Faculty of Veterinary Medicine, Hokkaido University
Published: December 15, 1990Received: February 01, 1990Available on J-STAGE: February 14, 2008Accepted: August 14, 1990
Advance online publication: -
Revised: -