Developmental Trajectory of Frailty in Chinese Elderly People：an Analysis Based on the Latent Growth Model

GUO Kailin, WANG Shiqiang, LI Dan, WANG Yijie, WANG Shaokun, XU Zhihan
Chinese General Practice . 2022, (06): 742 -749 .  DOI: 10.12114/j.issn.1007-9572.2021.02.119

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