Observational Study
Copyright ©The Author(s) 2016.
World J Gastrointest Surg. Dec 27, 2016; 8(12): 770-778
Published online Dec 27, 2016. doi: 10.4240/wjgs.v8.i12.770
Figure 4
Figure 4 The figure shows a section of sacral specimen after S2 osteotomy.