Retrospective Study
Copyright ©The Author(s) 2020.
World J Cardiol. Mar 26, 2020; 12(3): 97-106
Published online Mar 26, 2020. doi: 10.4330/wjc.v12.i3.97
Figure 1
Figure 1 Kaplan Meier curves showing . A: Survival; B: Freedom from reoperation.