Gladman, D D Toward unraveling the mystery of psoriatic arthritis. [electronic resource] - Arthritis and rheumatism Jul 1993 - 881-4 p. digital Publication Type: Editorial ISSN: 0004-3591 Standard No.: 10.1002/art.1780360702 doi Subjects--Topical Terms: Arthritis, Psoriatic--etiologyHumans