Funding for this research was provided by:
Science and Technology Commission of Baoshan District (No. 18-E-24)
Received: 30 January 2021
Accepted: 23 March 2021
First Online: 14 April 2021
: The authors declared that they have obtained all patient consent forms to participate in the study and approval from the ethical committee of Huashan Hospital Fudan University. The parents or legal guardians of the participants younger than 16 years provided consent on their behalf.
: In the form, the patient(s) has/have given his/her/their consent for his/her/their images and other clinical information to be reported in the journal. The patients understand that their names and initials will not be published and due efforts will be made to conceal their identity, but anonymity cannot be guaranteed.
: The authors declare that they have no competing interests.