1. On an unusual form of nodule upon the joints of the fingers;Garrod;Bartholomew's Hosp Rep,1893
2. Discrete keratodermas over the knuckle and finger articulations;Morginson;Arch Dermatol,1955
3. Pathology of knuckle pads;Lagier;Virchows Arch [Pathol Anat],1975
4. Two cases of knuckle pads;Jones;Br Med J,1923
5. Fibrotic nodules of the skin;Sweitzer;Arch Dermatol Syph,1945