[1] Johns Hopkins Dept Psychiat & Behav Sci, 1800 Orleans St, Baltimore, MD 21287 USA
[2] Univ Oregon, Dept Psychol, 1227 Univ St, Eugene, OR 97403 USA
[3] Duke Psychiat & Behav Sci, 2301 Erwin Rd, Durham, NC 27710 USA
[4] Cleveland Clin, Lerner Coll Med, 9501 Euclid Ave, Cleveland, OH 44195 USA
[5] Johns Hopkins Bloomberg Sch Publ Hlth, 615 North Broadway St, Baltimore, MD 21205 USA
[6] Univ Calif Irvine, Sch Nursing, 802 West Peltason Dr, Irvine, CA 92697 USA
[7] Johns Hopkins Med, 1800 Orleans St, Baltimore, MD 21287 USA
[8] Medstar Hlth, 3333 N Calvert St, Baltimore, MD 21218 USA
[9] Multiple Sclerosis Assoc Amer, 375 Kings Highway North, Cherry Hill, NJ 08034 USA