Yang, Huan
Shi, Yanqiang http://orcid.org/0000-0003-0814-6322
Liu, Huiting
Lin, Feiyan
Qiu, Biying
Feng, Qinglan
Wang, Yu http://orcid.org/0000-0002-6005-3062
Yang, Bin http://orcid.org/0000-0002-7155-6079
Article History
Received: 16 December 2021
Revised: 13 March 2022
Accepted: 23 March 2022
First Online: 8 April 2022
Competing interests
: The authors declare no competing interests.
: This study is exempt from ethical committee approval. By using paraffin-embedded tissue blocks, we did not directly collect any materials from the patients and did not infringe on the interests of the patients during this study. We have obtained the approval of Dermatology Hospital of Southern Medical University to use paraffin blocks, which are legally owned by the hospital.