M. Virtanen, T. Gedde Dahl, N.-J. Mørk, I. M. Leigh, P. E. Bowden, and A. Vahlquist, “Phenotypic/genotypic correlations in patients with epidermolytic hyperkeratosis and the effects of retinoid therapy on keratin expression”, Acta Derm Venereol, vol. 81, no. 3, pp. 163–170, May 2001.