Memis, MD, Dilek, Alparslan Turan, MD, Beyhan Karamanlioglu, MD, Baris Tükenmez, MD, and Zafer Pamukçu, MD. 2005. “The Effect of Tramadol or Clonidine Added to Intraperitoneal Bupivacaine on Postoperative Pain in Total Abdominal Hysterectomy”. Journal of Opioid Management 1 (2):77-82. https://doi.org/10.5055/jom.2005.0020.