Funding for this research was provided by:
National Key R&D Program of China (2016YFC1305300)
Natural Science Foundation of China (81570757)
Jin Lei Pediatric Endocrinology Growth Research Fund for Young Physicians (PEGRF201809002)
Zhejiang Provincial Natural Science Foundation of China (LQ20H070003)
Article History
Received: 30 September 2019
Accepted: 30 December 2019
First Online: 17 January 2020
Compliance with ethical standards
:
: This study has been approved by the Ethic Committees of the Institutional Review Board of the Children’s hospital, Zhejiang University School of medicine, National Clinical Research Center for Child Health.
: All authors declare that they have no conflict of interest.