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Preventive Medicine  2024, Vol. 36 Issue (8): 645-648    DOI: 10.19485/j.cnki.issn2096-5087.2024.08.001
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Mediating effect of nighttime sleep duration on pain and frailty among elderly patients with comorbidity of chronic diseases
LI Siqi1, ZENG Yangjing1, WANG Xuejiao2, JU Xinmei1
1. School of International Nursing, Hainan Medical University, Haikou, Hainan 571199, China;
2. The First Affiliated Hospital of Hainan Medical University, Haikou, Hainan 570102, China