title: Acral nodular lichenification in Zambians--an artefact.
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008010:Lichen Planus / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged; D012871:Skin Diseases / Q000175:diagnosis