Department of Medical Genetics, University of Lausanne, Rue de Bugnon 27, CH-1005 Lausanne, Switzerland.|Department of Medical Genetics, University of Lausanne, Rue de Bugnon 27, CH-1005 Lausanne, Switzerland.|Department of Medical Genetics, University of Lausanne, Rue de Bugnon 27, CH-1005 Lausanne, Switzerland.