Ali, M.; Umer, M.; Butt, U. M.; Tawwab, S.; Qureshi, M. A.; Akram, Z. Frequency of Ventricular Arrhythmias in Acute Myocardial Infarction and Its Relationship With Hypokalemia. J Cardiovasc Med Cardiol 2018, 5, 0036-038.