title: An ultrastructural study of Langerhans cells crossing the basal complex in oral lichen planus.
mesh_terms: D002452:Cell Count; D002465:Cell Movement; D003238:Connective Tissue / Q000473:pathology; D004848:Epithelium / Q000473:pathology; D006801:Humans; D007801:Langerhans Cells / Q000648:ultrastructure*; D008010:Lichen Planus / Q000473:pathology*; D008854:Microscopy, Electron; D009059:Mouth Diseases / Q000473:pathology*