?:authorAffiliation
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[\'Department of Pulmonary and Critical Care Medicine, West China Hospital, Sichuan University, Chengdu.\', \'Department of Pulmonary and Critical Care Medicine, The Second Xiangya Hospital, Central South University, Respiratory Disease Research Institute of Hunan Province, Changsha.\', \'Department of Gastrointestinal Surgery, Renmin Hospital of Wuhan University, Wuhan, China.\']
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