| Institution: | 1. Hospital De Clinicas Veterinarias, Universidade Federal Do Rio Grande Do Sul, Brasil;1. Large Animal Surgical Clinic, Fac. Vet. Med., State University of Gent, Casinoplein 24, B-9000 GENT, Belgium;2. Boehringer Ingelheim Vetmedica GmbH, International division, D-6507 Ingelheim/Rhein, Germany;1. Royal Veterinary College, University of London, Hatfield, Herts. UK;2. Boehringer Ingelheim Vetmedica GmbH, Germany;1. Orion Corporation FARMOS, P.O. Box 425, SF-20101 Turku, Finland;1. The Texas Veterinary Medical Center, Texas A&M University, College Station, TX;2. New York State College of Veterinary Medicine, Cornell University, Ithaca, NY |
