Funding for this research was provided by:
Shanghai Municipal Population and Family Planning Commission (201440584)
Natural Science Foundation of Shanghai (16ZR1404300)
Baoshan District Committee of Science and Technology (14-E-28)
Scientific Research Foundation Huashan Hosipital (787)
Received: 19 September 2018
Accepted: 4 February 2019
First Online: 12 February 2019
Ethics approval and consent to participate
: All procedures performed in studies involving human participants were in accordance with Ethics Committee of Huashan Hospital Fudan University (No. KY2017–010) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Written informed consent was obtained from all individual participants included in the study.
: Not applicable.
: Zhenzhen Zhang is a member of Singlera Genomics, Shanghai, China.
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