The value of speckle-tracking stratified strain combined with myocardial work measurement in evaluating left ventricular function in patients with heart failure with preserved ejection fraction - Lan, Jin; Wang, Yan; Zhang, Rui; Li, Jiacheng; Yu, Tianle; Yin, Luyao; Shao, Tingting; Lu, Hongtao; Wang, Chao; Xue, Li (Quantitative Imaging in Medicine and Surgery; Vol 14, No 3 (March 15, 2024): Quantitative Imaging in Medicine and Surgery, 2024)