1. Division of Gastroenterology, Hepatology and Nutrition; The Children's Hospital of Philadelphia and University of Pennsylvania Perelman School of Medicine; Philadelphia PA USA
2. Metrum Institute; Tariffville; CT USA
3. Division of Clinical Pharmacology; University of Pennsylvania Perelman School of Medicine; Philadelphia PA USA
4. Sanofi-US; Bridgewater; NJ USA
5. Department of Pathology and Lipid Science; Wake Forest School of Medicine; Winston-Salem NC USA