1. Biophysics and Biomedical Modeling Division, U.S. Army Research Institute of Environmental Medicine, Natick, Massachusetts.
2. Thermal and Mountain Medicine Division, U.S. Army Research Institute of Environmental Medicine, Natick, Massachusetts.
3. School of Exercise Science, Kent State University, Kent, Ohio.
4. Military Performance Division, U.S. Army Research Institute of Environmental Medicine, Natick, Massachusetts.
5. Strategic Scientific Management Office, U.S. Army Research Institute of Environmental Medicine, Natick, Massachusetts.