Institution: | 1. Department Gastroenterology and Endocrinology, University Medical Center Goettingen, Goettingen, Germany.; 2. Department of General, Visceral, and Pediatric Surgery, University Medical Center Goettingen, Goettingen, Germany.; 3. Institute of Anatomy and Cell Biology, University Medical Center Goettingen, Goettingen, Germany.; Institute of Medical Research A Lanari-IDIM, University of Buenos Aires-National Council of Scientific and Technological Research (CONICET), Argentina, |