[1] Univ Michigan, Ann Arbor, MI 48109 USA
[2] Univ Pittsburgh, Med Ctr, Pittsburgh, PA USA
[3] Univ Maryland, Sch Med, Baltimore, MD 21201 USA
[4] Univ Maryland, Med Ctr, Digest Hlth Ctr, Baltimore, MD 21201 USA
[5] Univ Calif San Diego, IBD Ctr, San Diego, CA 92103 USA
[6] Capital Digest Care, Silver Spring, MD USA
[7] Digest Hlth Phys Assoc, Silver Spring, MD USA
[8] East Carolina Univ, Brody Sch Med, Greenville, NC 27858 USA
[9] Amer Acad Family Phys, Washington, DC USA
[10] Our Lady Lake, Baton Rouge, LA USA
[11] Louisiana State Univ, Baton Rouge, LA 70803 USA
[12] IBD Support Fdn, Los Angeles, CA USA
[13] Univ Southern Calif, Los Angeles, CA USA
[14] Univ Colorado, Sch Med, Aurora, CO USA
[15] Crohns & Colitis Fdn, New York, NY USA
[16] Illinois Gastroenterol Grp, Gurnee, IL USA