Fu, Jie
Liu, Yuchen
Lin, Houwen
Wu, Bin
Funding for this research was provided by:
Shanghai Health and Family Planning Commission (15GWZK0901)
Article History
First Online: 19 September 2018
Compliance with Ethical Standards
:
: This study was supported by the Fourth Round of the Three-year Action Plan on Public Health Discipline and Talent Program (Evidence-based Public Health and Health Economics, No. 15GWZK0901) from the Shanghai Health and Family Planning Commission.
: The authors declare that they have no conflicts of interest to disclose regarding this study. We confirm that we have read the journal’s position on issues covered by ethical publications and confirm that this report meets these guidelines. All the authors were substantially involved in the study and/or preparation of the manuscript.