Lv, Xin
Wen, Tao
Song, Jiong
Xie, Dong
Wu, Liang
Jiang, Xuemei
Jiang, Ping
Wen, Zongmei
Article History
Received: 17 May 2017
Accepted: 27 August 2017
First Online: 2 September 2017
Ethics approval and consent to participate
: The study protocol was approved by the Ethics Committee of Shanghai Pulmonary Hospital, Tongji University School of Medicine (Shanghai, P.R.China).
: Not applicable
: The authors declare that they have no competing interests.
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