Observational Study
Copyright ©The Author(s) 2016.
World J Gastrointest Surg. Jul 27, 2016; 8(7): 513-520
Published online Jul 27, 2016. doi: 10.4240/wjgs.v8.i7.513
Figure 1
Figure 1 Patient distribution. 3D-EAUS: Three-dimensional endoanal ultrasound.