Article History
Received: 16 June 2020
Revised: 12 October 2020
Accepted: 15 October 2020
First Online: 18 November 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study adhered to the tenets of the Declaration of Helsinki and was approved by PUMCH. Informed consent was obtained from all subjects. The research was approved by the institutional review board of PUMCH (approval number: S-K631).
: Written informed consents were obtained from all participants for participating in this study.
: Written informed consents were obtained from all participants for the publication of clinical information and images.
: Not applicable.