Fig. 4

a Endoscopic image of the anastomotic site on post-operative day (POD) 66. b Endoscopic image after anastomotic site dilation on POD 66. c, d Endoscopic image of the anastomotic site after discharge
a Endoscopic image of the anastomotic site on post-operative day (POD) 66. b Endoscopic image after anastomotic site dilation on POD 66. c, d Endoscopic image of the anastomotic site after discharge