Evaluation of QT dispersion and T-peak to T-end interval in patients with early-stage sarcoidosis Hacı Ahmet Kasapkara, Ayşegül Şentürk, Emine Bilen, Hüseyin Ayhan, Bilge Duran Karaduman, Zeynep Şeyma Turinay, Murat Can Güney, Tahir Durmaz, Telat Keleş, Engin Bozkurt

Ventricular arrhythmias are associated with increased QT interval and QRS dispersion in patients with ST-elevation myocardial infarction Elibet Chávez-González, Ailed Elena Rodríguez-Jiménez, Carlos Javier Ferrer-Rodríguez, Ionut Donoiu

Clinical value of the combined use of P-wave dispersion and troponin values to predict atrial fibrillation recurrence in patients with paroxysmal atrial fibrillation Metin Ocak, Mustafa Begenc Tascanov