Funding for this research was provided by:
Fundamental Research Funds for the Central Universities (PY3A0241001016)
Received: 6 November 2019
Accepted: 24 May 2020
First Online: 8 June 2020
Ethics approval and consent to participate
: This study had been approved by the ethics committee of the pharmaceutical sciences branch of Xi’an Jiaotong University and The Second Hospital Affiliated to Xi’an Jiaotong University, Xi’an, China. The patient’s guardians have read and signed the informed consent form.
: The patient’s parents have given written consent for patient’s personal or clinical details along with any identifying images to be published in this study. Written informed consent for publication of clinical details and/or clinical images ware obtained from all of the participants. A copy of the written consent is available for review by the editor of this journal.
: The authors declare that they have no competing interests.