Funding for this research was provided by:
Medical Research Project of Xi'an Science and Technology Bureau (201805096YX4SF30-4)
Received: 17 April 2020
Accepted: 10 November 2020
First Online: 18 November 2020
Ethics approval and consent to participate
: Not applicable.
: The authors have obtained the patient’s written informed consent of his personal clinical data and all images in this study for print and electronic publication.
: The authors have no competing interests.