title: Ultrastructural study of basal cell carcinoma and its variants with comments on histogenesis.
mesh_terms: D002280:Basal Cell Carcinoma / Q000209:etiology / Q000473:pathology*; D002454:Cell Differentiation; D002467:Cell Nucleus; D003896:Desmosomes; D006801:Humans; D008853:Microscopy; D008854:Microscopy, Electron; D012867:Skin / Q000196:embryology; D012878:Skin Neoplasms / Q000209:etiology / Q000473:pathology*