1. Department of Pediatrics, Section of Molecular Genetics, University Medical Centre Groningen, University of Groningen, The Netherlands (F.O., J.A.K.)
2. Centro Cardiologico Monzino IRCCS, Milano, Italy (D.B., M.A., S.B., F.V.)
3. Department of Medical Biotechnology and Translational Medicine, Università degli Studi di Milano, Italy (D.B.)
4. Centro Universitario Dislipidemie, Ospedale Niguarda, Milano, Italy (S.C.)
5. Centro E. Grossi Paoletti, Dipartimento di Scienze Farmacologiche e Biomolecolari, Università degli Studi di Milano, Italy (A.O., S.S., G.F., L.C.)
6. Department of Vascular Medicine, Academic Medical Center, Amsterdam, The Netherlands (J.v.C., G.K.H., E.D.G., A.B., A.G.M.).