Kaya, Sener, Elif Basagan Mogol, Fatma Nur Kaya, Ahmet Sami Bayram, Gurkan Turker, Canan Yilmaz, and Derya Karasu. 2016. “Comparison of Bupivacaine and Levobupivacaine for Treatment of Post-Thoracotomy Pain through Thoracic Paravertebral Block”. The European Research Journal 2 (3): 188-94. https://doi.org/10.18621/eurj.2016.5000188659.