Liu, Bo
Fok, Margaret Woon Man http://orcid.org/0000-0002-2262-2850
Article History
Received: 17 September 2020
Accepted: 2 February 2021
First Online: 22 February 2021
Declaration
: All the cases illustration, images, and figures given do not contain any identifiable patient information.
: The clinical study is being approved by the Ji Shui Tan Hospital, Beijing, China, which the work was performed.
: The authors declare no competing interests.