Funding for this research was provided by:
National Natural Science Foundation of China (81670810)
Science and Technology Commission of Shanghai Municipality Medical Guiding Project (14411965200)
Shanghai Hospital Development Center Clinical Research Innovation Project (SHDC12015305)
Shanghai Hospital Development Center research and application of suitable technology for common diseases (16CR4018A)
Shanghai Municipal Education Commission-Gaofeng Clinical Medicine Grant (20161432)
High-level overseas paediatrics research team training program (GDEK201710)
Text and Data Mining valid from 2018-10-29
Received: 21 March 2018
Accepted: 19 September 2018
First Online: 29 October 2018
Ethics approval and consent to participate
: This survey study was granted ethical clearance from the review board of Ethical Commission at Shanghai Children Hospital Affiliated to Shanghai Jiaotong University. This observational study was performed in consistent with the approved guidelines.
: Not applicable.
: The authors declare that they have no competing interests.
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