log-rank test(时序检验)
https://blog.csdn.net/dayikong1707/article/details/101332542
logrank test 时序检验的两种理论推导
https://zhuanlan.zhihu.com/p/138280210
https://blog.csdn.net/dayikong1707/article/details/101332542
logrank test 时序检验的两种理论推导
https://zhuanlan.zhihu.com/p/138280210