1 Department of Colorectal Surgery, Digestive Disease and Surgery Institute, Cleveland Clinic, 9500, Euclid Ave./A 30, Cleveland, OH 44195, USA. Electronic address: schabl.lukas@gmail.com.
2 Department of Colorectal Surgery, Digestive Disease and Surgery Institute, Cleveland Clinic, 9500, Euclid Ave./A 30, Cleveland, OH 44195, USA.