| Authors: |
An Q; Department of General Surgery,Department of Gastrointestinal Surgery,Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, Beijing 100730, China., Shi JX; Department of General Surgery,Department of Gastrointestinal Surgery,Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, Beijing 100730, China., Cui J; Department of General Surgery,Department of Gastrointestinal Surgery,Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, Beijing 100730, China., Li ZJ; Department of General Surgery,Department of Gastrointestinal Surgery,Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, Beijing 100730, China., Ma FH; Department of General Surgery,Department of Gastrointestinal Surgery,Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, Beijing 100730, China., Xiao G; Department of General Surgery,Department of Gastrointestinal Surgery,Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, Beijing 100730, China., Jia WW; Department of General Surgery,Department of Gastrointestinal Surgery,Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, Beijing 100730, China., Tang DN; Department of General Surgery,Department of Gastrointestinal Surgery,Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, Beijing 100730, China., Zhao G; Department of General Surgery,Department of Gastrointestinal Surgery,Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, Beijing 100730, China., Wu GJ; Department of General Surgery,Department of Gastrointestinal Surgery,Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, Beijing 100730, China. |