Brief Article
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastroenterol. Oct 7, 2013; 19(37): 6199-6206
Published online Oct 7, 2013. doi: 10.3748/wjg.v19.i37.6199
Figure 3
Figure 3 Survival curves. A: The overall survival curve calculated with the Cox regression model; B: Survival curves for self-expanding metal stents (SEMS) and covered SEMS (cSEMS) placements calculated with the Cox regression model.