Loftus Edward V
Mayo Clinic College of Medicine, Inflammatory Bowel Disease Interest Group, Division of Gastroenterology and Hepatology, Mayo Clinic, 200 First Street, South West, Rochester, MN 55905, USA.
Gastroenterol Clin North Am. 2014 Sep;43(3):xv-xvii. doi: 10.1016/j.gtc.2014.06.001.