1. Internal report from Department of Medicine, Division of Dermatology, Downstate Medical Center, State University of New York, May 1, 1979.
2. Internal report from Department of Obstetrics and Gynecology, School of Medicine, State University of New York at Stony Brook, Long Island, NY 11794, April 10, 1980.
3. Internal Report from Department of Environmental Practice, College of Veterinary Medicine, University of Tennessee, Knoxville, TN 37901, November 15, 1979.