1. Department of Nutrition Services, Walter Reed National Military Medical Center, Bethesda, MD 20889.
2. Department of Research Programs, Walter Reed National Military Medical Center, Bethesda, MD 20889.
3. Department of Rehabilitation, Walter Reed National Military Medical Center, Bethesda, MD 20889.
4. Human Subjects Protection Office, National Standards and Technology, Gaithersburg, MD 20899.