Riggs Kevin R, Shin Eun Ji, Segal Jodi B
Division of General Internal Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland.
Division of Gastroenterology and Hepatology, Johns Hopkins University School of Medicine, Baltimore, Maryland.
JAMA. 2016 Jun 28;315(24):2734-5. doi: 10.1001/jama.2016.4298.