%0 Journal Article %T Effect of Preemptive Flurbiprofen Axetil and Tramadol on Transurethral Resection of the Prostate under Spinal Anesthesia %A Haichun Ma %A Hongqin Li %A Jinguo Wang %A Na Wang %J Archive of "Pain Research and Treatment". %D 2016 %R 10.1155/2016/3942040 %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4762999/