1. From the Department of Cardiology, Kosuyolu Kartal Heart Training and Research Hospital, İstanbul, Turkey (S.G., M.Ö., M.K., O.M.G., M.A.A., S.K., A.Ç.A., M.B., T.G., H.K., M.Y., N.E.D.); Department of Cardiology, Faculty of Medicine, Kars Kafkas University, Kars, Turkey (M.Ö.); and Department of CT Coronary Angiography, Sonomed Imaging Center, İstanbul, Turkey (D.S., T.G.).