Duplications of noncoding elements 5' of SOX9 are associated with brachydactyly-anonychia. par Kurth, I, Klopocki, E, Stricker, S, van Oosterwijk, J, Vanek, S, Altmann, J, Santos, H, van Harssel, J, de Ravel, T, Wilkie, A, Gal, A, Mundlos, S