Introduction:
https://www.youtube.com/watch?v=3bLlU_wTljA
WHO Classification of Tumours Editorial Board. Skin tumours [Internet; beta version ahead of print]. Lyon (France): International Agency for Research on Cancer; 2023. (WHO classification of tumours series, 5th ed.; vol. 12). Available from: https://tumourclassification.iarc.who.int/chapters/64.