title: Through a lens darkly.
authors.affiliation: Department of Pathology and Dermatology, University of California, San Francisco, CA, USA.
authors.forename: Philip E
authors.initials: PE
authors.lastname: LeBoit
mesh_terms: D003951:Diagnostic Errors; D006652:Histological Techniques / Q000592:standards; D006801:Humans; D012871:Skin Diseases / Q000473:pathology*; D013048:Specimen Handling / Q000592:standards