1. Twenty-nail dystrophy of childhood;Hazelrigg;Arch Dermatol,1977
2. Trachyonychia;Alkiewiez;Ann Dermatol Syphilgr,1950
3. The nails in disease;Samman,1965
4. L'ongle Grese peladiqme (vertical striated sand-paper nails);Baran;Ann Dermatol Venereol,1978
5. Twenty-nail dystrophy: a variant of lichen planus;Scher;Arch Dermatol,1978