[prepared by the National Institute of Arthritis, Metabolism, and Digestive Diseases, National Institutes of Health, Public Health Service, U.S. Department of Health and Human Services in connection with 1981 appropriation hearings]
[prepared by the National Institute of Arthritis, Metabolism, and Digestive Diseases, National Institutes of Health, Public Health Service, U.S. Department of Health, Education, and Welfare]