Author's Organization:Department of Veterinary Internal Medicine I Rakuno Gakuen University Department of Veterinary Internal Medicine I Rakuno Gakuen University Department of Veterinary Internal Medicine I Rakuno Gakuen University Department of Veterinary Internal Medicine I Rakuno Gakuen University Veterinary Surgery I, School of Veterinary Medicine, Rakuno Gakuen University Veterinary Surgery I, School of Veterinary Medicine, Rakuno Gakuen University Department of Veterinary Internal Medicine I Rakuno Gakuen University
Published: February 15, 1991Received: June 05, 1990Available on J-STAGE: February 15, 2008Accepted: September 18, 1990
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