Effect of Dexmedetomidine Combined with Ultrasound-Guided Lumbosacral Plexus Block in Elderly Patients Undergoing Hip Replacement Surgery
LI Xiaojing,ZHANG Zhenxiang,JIXiaoli,ZHU Yabin,SUN Canlin
Journal of Tissue Engineering and Reconstructive Surgery . 2018, (6): 347 -349 .  DOI: 10.3969/j.issn.1673-0364.2018.06.013