1. Subungual exostosis of the fingers. Are they really uncommon?;Matthewson;Br J Dermatol,1978
2. Painful callus of the thumb due to phalangeal exostoses;Bennett;Arch Dermatol,1973
3. Subungual exostosis on a forefinger;Lowenthal;NY State J Med,1964
4. Subungual exostosis;Chester;Am Podiatr Assoc,1978
5. Subungual exostosis;Cohen;Arch Dermatol,1973