Institution: | (1) Institute of Medical Genetics, A. Gemelli School of Medicine, Catholic University, Rome, Italy;(2) Department of Medical Genetics, University of Groningen, Groningen, The Netherlands;(3) Department of Human Genetics, Leiden University, Sylvius Laboratory, Leiden, The Netherlands;(4) Istituto di Genetica Medica, Università Cattolica S. Cuore, Largo F. Vito 1, I-00168 Rome, Italy |