1. Southwest Center for Occupational and Environmental Health, UT Health School of Public Health, West Houston, Texas, USA.
2. Henry M. Jackson Foundation for the Advancement of Military Medicine, Bethesda, Maryland, USA.
3. The Center for Rehabilitation Sciences Research, Uniformed Services University for the Health Sciences, Bethesda, Maryland, USA.
4. Department of Pediatrics, Baylor College of Medicine, Houston, Texas, USA.
5. Coordinating Center for Clinical Trials, UT Health School of Public Health, Houston, Texas, USA.
6. Deployment Health Research Department, Naval Health Research Center, San Diego, California, USA.