1. Textbook of dermatology;Rook,1979
2. Atypical keratosis pilaris;Cootnbs;Arch Dermatol Syph,1950
3. Dermatopatias, hypotiroidismo avitaminosis A;Villanova;Actas Dermosifiliogr,1949
4. New cutaneous manifestations in the syndrome of vitamin A deficiency;Lowenthal;Arch Dermatol Syph,1933
5. Keratosis pilaris;Forman;Br J Dermatol,1954