Gutiérrez Juan P, Martínez-Alcalá Alvaro, Kröner Thomas, Ahmed Ali M, Mönkemüller Klaus
Basil I. Hirschowitz Endoscopic Center of Excellence, Division of Gastroenterology and Hepatology, University of Alabama at Birmingham, Birmingham, Alabama, USA.
Gastrointest Endosc. 2016 Sep;84(3):523. doi: 10.1016/j.gie.2016.03.1479. Epub 2016 Mar 26.