Law Ryan, Baron Todd H
Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota.
Division of Gastroenterology and Hepatology, University of North Carolina, Chapel Hill, North Carolina.
Gastrointest Endosc. 2015 Jan;81(1):233-4. doi: 10.1016/j.gie.2014.04.048. Epub 2014 Jun 11.