Analysis of the current status and influencing factors of frailty in patients aged 75 and above after percutaneous coronary intervention
CHEN Yang, WANG Shiyu, GAO Chuan, CAI Wenqing, SU Yajing, ZHANG Yumeng, LI Qingyin
Chinese Journal of Nursing . 2025, (13): 1588 -1594 .  DOI: 10.3761/j.issn.0254-1769.2025.13.009