Comparison of epidural anesthesia and combined spinal-epidural anesthesia in elderly patients with hip arthroplasty: hemodynamic difference
Deng Lve-chu, Luo Shao-jin, Zhu Huai-jun
Chinese Journal of Tissue Engineering Research . 2015, (13): 1984 -1989 .  DOI: 10.3969/j.issn.2095-4344.2015.13.004