共 50 条
- [23] QRS duration variability in patients with heart failure AMERICAN JOURNAL OF CARDIOLOGY, 2002, 90 (03): : 335 - +
- [26] Relation of left ventricular systolic dyssynchrony in patients with heart failure to left ventricular ejection fraction and to QRS duration AMERICAN JOURNAL OF CARDIOLOGY, 2008, 102 (05): : 602 - 605