1. Ramboll Environ US Corporation, 28 Amity Street, Amherst, MA 010012
2. University of Massachusetts, School of Public Health and Health Sciences, 106 Arnold House, Amherst, MA 01003
3. Military Performance Division, 10 General Greene Avenue, U.S. Army Research Institute of Environmental Medicine, Natick, MA 01769
4. Extremity Trauma and Amputation Center of Excellence, Center for the Intrepid, 3851 Roger Brooke Drive, Brooke Army Medical Center, San Antonio, TX 78234