G. Michaëlsson, E. Olsson, and P. Westermark, “The Rombo syndrome: a familial disorder with vermiculate atrophoderma, milia, hypotrichosis, trichoepitheliomas, basal cell carcinomas and peripheral vasodilation with cyanosis”, Acta Derm Venereol, vol. 61, no. 6, pp. 497–503, Nov. 1981.