?:authorAffiliation
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[\'The Fifth Medical Center of Chinese People\'s Liberation Army General Hospital, Beijing 100039, China.\', \'Institute of Geriatrics, Second Medical Center, National Clinical Research Center for Geriatrics Diseases, Beijing Key Laboratory of Aging and Geriatrics, Chinese People\'s Liberation Army General Hospital, Beijing 100083, China.\', \'Medical Service Department, Chinese People\'s Liberation Army General Hospital, Beijing 100083, China.\']
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