Funding for this research was provided by:
Zhejiang Medical and Health Science and Technology Plan Project (2007B119, 2012KYB119)
Natural Science Foundation of Zhejiang Province (LY12H19006)
Article History
Received: 9 February 2018
Revised: 2 June 2018
Accepted: 9 July 2018
First Online: 14 July 2018
Compliance with ethical standards
:
: This study was supported in part by grants from the Zhejiang Medical and Health Science and Technology Plan Project (2007B119), the Zhejiang Medical and Health Science and Technology Plan Project (2012KYB119), and the Natural Science Foundation of Zhejiang Province (LY12H19006). All authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. For this type of study, formal consent is not required.Informed consent was obtained from all individual participants included in the study.