Evaluation on Efficacy of Sulfentanil Combined with Ropivacaine for Brachial and Jugular Plexus Nerve Block
CAI Yuan-xing;LI Lei;SUN Lei;CHENG Qing-hao;SHI Jian;DU Ping;LI Bao-qin
Journal of Capital Medical University . 2009, (2): 252 -255 .