Author's Organization:Department of Parasitology, Nippon Veterinary and Zootechnical College:Sankyo Co., Ltd,. Biological Research Laboratories National Institute of Animal Health Institute of Parasitology and Hygiene, Nippon Veterinary and Zootechnical College
Published: December 25, 1982Received: April 21, 1982Available on J-STAGE: February 13, 2008Accepted: July 13, 1982
Advance online publication: -
Revised: -