Adhikary, Asit Baran, et al. “Coronary Artery Bypass Graft in a Patient With Markedly Reduced Ejection Fraction”. Chattagram Maa-O-Shishu Hospital Medical College Journal, vol. 13, no. 3, Nov. 2014, pp. 77-79, doi:10.3329/cmoshmcj.v13i3.21036.