◂
sci
hub
to open science
Ask Researchers
↓save
Free GPT6
Scholar Search
Jianguo Sun; Junshan Shen. (2009).
Efficient estimation for the proportional hazards model with competing risks and current status data. , 37(4), 592–606.
doi:10.1002/cjs.10033
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research
