Practical Geriatrics
Analysis of echocardiography parameters in elderly patients with heart failure with preserved ejection fraction
CAO Ya-ru, JIANG Su-rong, WANG Ying-ying, WANG Xiao-yan, XU Di, GUO Yan
Practical Geriatrics . 2021, (10): 1049 -1053 .  DOI: 10.3969/j.issn.1003-9198.2021.10.013