?:authorAffiliation
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[\'West China School of Nursing/West China Hospital, Sichuan University, Chengdu, Sichuan, China.\', \'Shangqiu Institute of Technology, Shangqiu, Henan, China.\', \'Jiamusi Korean Basic Education Center, Jiamusi, Heilongjiang, China.\', \'West China School of Nursing/the Center of Gerontology and Geriatrics Department, West China Hospital, Sichuan University, Sichuan University, Chengdu, Sichuan, China.\', \'Jiaxing University College of Medicine, Jiaxing, Zhejiang, China.\']
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