Mehta, Y., V. Kulkarni, R. Juneja, K. K. Sharma, Y. Mishra, Y. Mishra, and N. Trehan. “Spinal (Subarachnoid) Morphine for Off-Pump Coronary Artery Bypass Surgery”. The Heart Surgery Forum, vol. 7, no. 3, Jan. 2005, pp. E201-E205, doi:10.1532/HSF98.20033014.