title: Longitudinal melanonychia.
authors.affiliation: University of South Florida College of Medicine, Tampa, USA.
authors.forename: Daniel F
authors.initials: DF
authors.lastname: Smith
authors.forename: Michael B
authors.initials: MB
authors.lastname: Morgan
authors.forename: Miriam S
authors.initials: MS
authors.lastname: Bettencourt
mesh_terms: D006801:Humans; D008297:Male; D008875:Middle Aged; D009260:Nail Diseases / Q000473:pathology*; D018329:Nevus, Blue / Q000473:pathology*; D012878:Skin Neoplasms / Q000473:pathology*