Funding for this research was provided by:
Zhejiang Provincial Health Science and Technology Project (2016KYA101)
Natural Science Foundation of China (81571336, 81771475)
Article History
Received: 10 September 2018
Accepted: 13 December 2018
First Online: 22 December 2018
Ethics approval and consent to participate
: The study was approved by the Medical Ethics Committee of School of Public Health, Zhejiang University (No. ZGL201307–2-6), and informed consent was obtained for experimentation with the participants and/or their guardians.
: Not applicable.
: The authors declare that they have no competing interests. Author Wei Wang is currently acting as a Section Editor for BMC Psychiatry.
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