Hassan, Essam, Moustafa Aboollo, and Yasser Elghoneimy. 2019. “The Feasibility of Surgical Patch Osteoplasty in Isolated Left Main Coronary Stenosis. ”. The Egyptian Cardiothoracic Surgeon 1 (4), 127 -32. https://doi.org/10.35810/ects.v1i4.88.