Saffouri George, Khanna Sahil, Estes Lynn, Pardi Darrell
Department of Internal Medicine, Mayo Clinic, Rochester, Minnesota, USA.
Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota, USA.
Am J Gastroenterol. 2014 Jun;109(6):924-5. doi: 10.1038/ajg.2014.80.