Seahorn T L, Fuentealba I C, Illanes O G, Storts R W
Department of Large Animal Medicine, Texas Veterinary Medical Center, College of Veterinary Medicine, Texas A & M University, College Station 77843-4475.
Equine Vet J. 1991 Sep;23(5):394-6. doi: 10.1111/j.2042-3306.1991.tb03746.x.