Funding for this research was provided by:
National Natural Science Foundation of China (81802356)
Received: 27 June 2020
Accepted: 28 September 2020
First Online: 8 October 2020
Ethics approval and consent to participate
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1975, as revised in 2008(5). This study has been approved by Ethics Committee of Zhong Shan Hospital affiliated to Fudan University (Approval No. B2020–073). A written form of informed consent was obtained from all the individuals to be included in the study and a written form of informed consent to participate was obtained from the parents of the participants (under the age of 16).
: Written informed consent for publication of clinical details and clinical images was obtained from the all individuals to be included in the study. Written informed consent for publication of clinical details and clinical images was obtained from the parents the participant under the age of 18.
: The authors declare that there are no conflicts of interest.