El-Shahat Resk, M., Samir Mohammed, M. and Sobhy Emara , A. (2020) “The relation between the timing of coronary angiography and renal function post coronary artery bypass grafting”, The Egyptian Cardiothoracic Surgeon, 2(1), pp. 21 - 26. doi: 10.35810/ects.v2i1.106.