Learning Curve in a Western Training Center of the Circumferential En Bloc Esophageal Endoscopic Submucosal Dissection in an In Vivo Animal Model
Figure 3
ESD specimens: (a) and (b) macroscopic and microscopic views of the resected specimen; (c) microscopic view of the resected mucosal and submucosal layer and (d) microscopic view of the layer beneath the submucosal dissection demonstrating with the muscular integrity that there were no perforations.