1. Department of Laboratory Medicine, AZ St-Jan, Brugge, and University of Ghent, Belgium
2. National Institute for Health and Medical Research (INSERM), and Endocrinology-Metabolism Service, Pitié-Salpetriere University Hospital, Paris, France
3. Department of Clinical Chemistry and Laboratory Medicine, Leiden University Medical Center, Leiden, the Netherlands
4. Divisions of Preventive and Cardiovascular Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, MA
5. Lipoprotein Metabolism Section, Cardiovascular-Pulmonary Branch, National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, MD
6. Lipid Clinic, Department of Endocrinology and Nutrition, Institut d'Investigacions Biomèdiques August Pi Sunyer, Hospital Clínic, Barcelona and Ciber Fisiopatología de la Obesidad y Nutrición (CIBEROBN), Instituto de Salud Carlos III (ISCIII), Spain
7. Lipid Disorders Clinic, Department of Cardiology, Royal Perth Hospital, University of Western Australia, Perth, Australia
8. Sahlgrenska University Hospital, Gothenburg, Sweden
9. Institute for Laboratory Medicine, Blutdepot und Krankenhaushygiene, Regionale Kliniken Holding RKH GmbH, Ludwigsburg, Germany
10. Pitié-Salpetriere University Hospital, Paris, France
11. Department of Pharmacological and Biomolecular Sciences, University of Milan, Italy
12. Hopital de Jolimont, Haine-Saint-Paul, Belgium
13. Institute for Clinical Chemistry, University Hospital Zurich, Zurich, Switzerland
14. Herlev and Gentofte Hospital, Copenhagen University Hospital, University of Copenhagen, Copenhagen, Denmark
15. Cardiology Department, Onassis Cardiac Surgery Center, Athens, Greece
16. Department of Medical Genetics, Molecular and Clinical Pharmacology, Division of Genetic Epidemiology, Medical University of Innsbruck, Innsbruck, Austria
17. Department of Clinical Chemistry, University of Turku and Turku University Hospital, Turku, Finland
18. Boston Children's Hospital, Harvard Medical School, Boston, MA
19. Department of Laboratory Medicine, Collegium Medicum, NC University, Bydgoszcz, Poland