Mei, S.; Jin, S.; Chen, Z.; Ding, X.; Zhao, X.; Li, Q. Analgesia for Total Knee Arthroplasty: A Meta-Analysis Comparing Local Infiltration and Femoral Nerve Block . Clinics 2015, 70 (9), 648-653. https://doi.org/10.6061/clinics/2015(09)09.