Comparison of Recovery and Postoperative Analgesia Between Thoracic Epidural Anaesthesia (TEA) Plus General Anaesthesia and General Anaesthesia Alone, in Patients Undergoing Off-Pump Coronary Artery Bypass (OPCAB) Surgery. Cardiovasc. j. 2010, 2 (2), 156-162. https://doi.org/10.3329/cardio.v2i2.6632.