Ali, A., Habib, A., Choudhury, B. M. M., Hasan, S., & Rahman, M. (2009). Awake CABG on Beating Heart Under High Thoracic Epidural Anesthesia First Time in BSMMU. Journal of the Bangladesh Society of Anaesthesiologists, 20(2), 70–72. https://doi.org/10.3329/jbsa.v20i2.3995