12-lead electrocardiogram: QRS was greater than 0.1 sec. in V5-6
12-lead electrocardiogram: qrs was greater than 0.1 sec. in v5-6
12-lead electrocardiogram: QRS was greater than 0.1 sec. in V5-6
12-lead electrocardiogram: qrs was greater than 0.1 sec. in v5-6