Institution: | Min Wang, Zi-Feng Jiang, Rong-Yu Liu, Department of Geriatric Respiratory and Critical Care, the First Affiliated Hospital of Anhui Medical University, Hefei 230001, Anhui Province, ChinaMin Wang, Hao-Hui Fang, Department of Respiratory and Critical Care, Anhui Chest Hospital, Hefei 230001, Anhui Province, ChinaWei Ye, Department of Pathology, Anhui Chest Hospital, Hefei 230001, Anhui Province, China |