Letter to the Editor
Multiple basal cell carcinomas arising in a verrucous epidermal nevus
Funding sources: None.
Conflicts of interest: None.
Correspondence: Xiang-Chun Han, M.M, Department of Pathology, the First Affiliated Hospital to Hebei North University, 12 Changqing Road, Zhangjiakou City, Hebei Province 075000, China. Email: firstname.lastname@example.org
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