Haemodynamic Changes before Aortic Cannulation in CABG Surgery Under Propofol-Fentanyl Anaesthesia: Comparison With Oxygen- Nitrous- Halothane Technique. j Bangladesh Soc Anaesthesiologists 2009, 19 (1), 3-8. https://doi.org/10.3329/jbsa.v19i1.4007.