Qian-song Wang, Shi-ming Qin, Yang Zhao, Chong-mei Gao, Xia Yuan, Zhao-hui Chen. "High-versus conventional-volume pericapsular nerve group (PENG) block for total hip arthroplasty: A randomized, controlled trial." PLoS ONE (2026). https://doi.org/10.1371/journal.pone.0343615