Almario Christopher V, Spiegel Brennan M R
Cedars-Sinai Center for Outcomes Research and Education, Division of Digestive and Liver Diseases, Division of Health Services Research, Cedars-Sinai Medical Center, Los Angeles, California, USA.
Gastrointest Endosc. 2017 Mar;85(3):611-613. doi: 10.1016/j.gie.2016.11.024.