Sleep Disturbance and Risk of Active Disease in Patients With Crohn's Disease and Ulcerative Colitis Ashwin N. Ananthakrishnan, Millie D. Long, Christopher F. Martin, Robert S. Sandler, Michael D. Kappelman Clinical Gastroenterology and Hepatology Volume 11, Issue 8, Pages 965-971 (August 2013) DOI: 10.1016/j.cgh.2013.01.021 Copyright © 2013 AGA Institute Terms and Conditions
Figure 1 Flow chart establishing study cohort. Clinical Gastroenterology and Hepatology 2013 11, 965-971DOI: (10.1016/j.cgh.2013.01.021) Copyright © 2013 AGA Institute Terms and Conditions