Endoscopy August 6, 2018 2018 Seth D. Crockett, Rebecca A. Gourevitch, Michele Morris, David S. Carrell, Sherri Rose, Zhuo Shi, Julia B. Greer, Robert E. Schoen, Ateev Mehrotra https://www.thieme-connect.de/products/ejournals/abstract/10.1055/a-0597-1740
