Minimum Effective Anaesthetic Volume of Ropivacaine 0.5% for Sciatic Nerve Block in Arthroscopic Knee Surgeries Journal title: Journal of Anesthetic Research and Pain Medicine Authors: Daping Wang, Zhiheng Liu, Mingfang Xiang, Nanbo Luo, Songshan Li, Shaonong Huang, Weimin Zhu, Wei Lu Subject(s):