Nisanoglu, V.; Ozgur, B.; Sari, S.; Aldemir, M.; Aksoy, Y.; Battaloglu, B.; Berat Cihan, H.; Yetkin, E.; Erdil, N. Effect of Coronary Collateral Circulation on Preoperative and Postoperative QT Dispersion in Patients Undergoing Coronary Artery Bypass Grafting. annalsmedres 2021, 14.