[1] Northwestern Univ, Dept Phys Med & Rehabil, Ctr Rehabil Outcomes Res, Feinberg Sch Med,Rehabil Inst Chicago, Chicago, IL 60611 USA
[2] Univ Pittsburgh, Sch Med, Dept Phys Med & Rehabil, Pittsburgh, PA USA
[3] VA Pittsburgh Healthcare Syst, Human Engn Res Labs, Pittsburgh, PA USA
[4] Univ Pittsburgh, Dept Rehabil Sci & Technol, Rehabil Engn Res Ctr Spinal Cord Injury, Pittsburgh, PA USA
[5] Craig Hosp, SCI Model Syst, Englewood, CO USA
[6] Univ Alabama Birmingham, Dept Phys Med & Rehabil, Birmingham, AL USA
[7] USA, Telemed & Adv Technol Res Ctr, Med Res & Mat Command, ATTN MCMR RTC, Ft Detrick, MD USA
[8] Ctr Disaster & Humanitarian Assistance Med, Dept Sci & Med, Bethesda, MD USA
[9] Uniformed Serv Univ Hlth Sci, Dept Biomed Informat, Bethesda, MD 20814 USA
[10] Uniformed Serv Univ Hlth Sci, Dept Mil & Emergency Med, Bethesda, MD 20814 USA
[11] Baylor Coll Med, Dept Phys Med & Rehabil, Houston, TX 77030 USA
[12] Natl Rehabil Hosp, Washington, DC USA
[13] Shepherd Ctr, SE Reg SCI Model Syst, Atlanta, GA USA
[14] Univ Alabama Birmingham, Sch Med, Dept PM&R, Birmingham, AL USA
[15] Univ Washington, Sch Med, Dept Rehabil Med, Div Rehabil Counseling, Seattle, WA 98195 USA
[16] Univ Michigan, Dept Phys Med & Rehabil, Ann Arbor, MI 48109 USA
[17] US EPA, Off Res & Dev, Dept Vet Affairs, Washington, DC 20460 USA
[18] NSCIA, Elmhurst, NY USA
[19] Natl Inst Disabil & Rehabil Res, OSERS US Dept Educ, Washington, DC USA
[20] Baylor Coll Med, Washington, DC USA
[21] NICHD, Natl Ctr Med Rehabil Res, NIH, Bethesda, MD USA
[22] Larkview Court, Fairfax Stn, VA USA
[23] Univ Michigan, Michigan Burlington Off Ctr, Dept Phys Med & Rehabil, Ann Arbor, MI 48109 USA