Author's Organization:Departments of Radiology Nippon Veterinary and Zootechnical college Reproduction, Nippon Veterinary and Zootechnical college WAKI Animal Hospital Reproduction, Nippon Veterinary and Zootechnical college Reproduction, Nippon Veterinary and Zootechnical college
Published: December 15, 1989Received: August 09, 1988Available on J-STAGE: February 13, 2008Accepted: July 31, 1989
Advance online publication: -
Revised: -