title: Nail bed involvement in pemphigus vulgaris.
mesh_terms: D001706:Biopsy; D005533:Foot Dermatoses; D006801:Humans; D008297:Male; D008875:Middle Aged; D009262:Nails / Q000473:pathology; D010392:Pemphigus / Q000473:pathology; D014034:Toes