omar, alaa, ehab m elshihy, mahmoud singer, david Zarif and omar dawoud 2021. Perioperative Risk Factors Predisposing to Atrial Fibrillation After CABG Surgery. The Heart Surgery Forum. 24, 2 (Apr. 2021), E402-E406. DOI:https://doi.org/10.1532/hsf.3759.