Cao, Richard Y. http://orcid.org/0000-0002-8743-9125
Zheng, Hongchao
Mi, Qiongyao
Li, Qing
Yuan, Wenchao
Ding, Yueyou
Yang, Jian
Funding for this research was provided by:
Shanghai Municipal Commission of Health and Family Planning (ZK2015A29, ZK2015A30)
National Natural Science Foundation of China (81672260)
Article History
Received: 22 May 2017
Accepted: 28 June 2018
First Online: 9 July 2018
Ethics approval and consent to participate
: Ethics approval of the study design and protocol has been given by the Ethics Committee of Shanghai Xuhui Central Hospital (approval number 2016–10). Participation will be voluntary, and participants can withdraw from the study at any time without any negative consequences. Written informed consent will be obtained from all participants before the initial CPET.
: Not applicable.
: The authors declare that they have no competing interests.
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