Zuo, Xiayun
Lou, Chaohua
Gao, Ersheng
Lian, Qiguo
Shah, Iqbal H.
Funding for this research was provided by:
World Health Organization (A65308)
Article History
Received: 5 November 2017
Accepted: 9 March 2018
First Online: 15 March 2018
Ethics approval and consent to participate
: This study was declared being clear of ethical review by ethical review board of World Health Organization and the review board from Shanghai Institute of Planned Parenthood Research. Informed consent was asked prior to data collection from all study participants and they provided their oral and written consent to participate in this study. To maintain the privacy, anonymity and confidentiality of data it was explained to all respondents that his/her identity and the information he/she would provide would be confidential.
: Not applicable.
: The authors declare that they have no competing interests.
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