Chinese Journal of Blood Purification
Timing of renal replacement therapy initiation for critically ill patients with acute kidney injury--a meta-analysis 
CHENG Hui-xin, DU Xin-xin, LI Xiang, YANG Chun-bo, WANG Yi, YU Xiang-you
Chinese Journal of Blood Purification . 2022, (11): 795 -795-800,807 .  DOI: 10.3969/j.issn.1671-4091.2022.11.003