Arai, S., Katsuoka, K. and Eto, H. (2013) “An Unusual Form of Lupus Erythematosus Profundus Associated with Antiphospholipid Syndrome: Report of Two Cases”, Acta Dermato-Venereologica, 93(5), pp. 581–582. doi: 10.2340/00015555-1528.