title: Biopsy technique for longitudinal streaks of pigmentation in nails. A preliminary report.
mesh_terms: D001706:Biopsy / Q000379:methods*; D006801:Humans; D009260:Nail Diseases / Q000473:pathology*; D009262:Nails / Q000473:pathology*; D010859:Pigmentation Disorders / Q000473:pathology*