title: Trichoblastoma or trichoblastic carcinoma?
authors.forename: K F
authors.initials: KF
authors.lastname: Helm
authors.forename: E W
authors.initials: EW
authors.lastname: Cowen
authors.forename: E M
authors.initials: EM
authors.lastname: Billingsley
authors.forename: A B
authors.initials: AB
authors.lastname: Ackerman
mesh_terms: D002280:Basal Cell Carcinoma / Q000175:diagnosis / Q000473:pathology*; D003937:Diagnosis, Differential; D018859:Hair Follicle / Q000473:pathology*; D006801:Humans; D015203:Reproducibility of Results; D012878:Skin Neoplasms / Q000175:diagnosis / Q000473:pathology*