1. MicroArray Department & Integrative Bioinformatics Unit (MAD-IBU); Swammerdam Institute for Life Sciences (SILS); Faculty of Science (FNWI); University of Amsterdam (UvA); Amsterdam; The Netherlands
2. CGC Department of Genetics; Erasmus University Medical Center; Rotterdam; The Netherlands
3. National Institute for Public Health and the Environment (RIVM); Center for Health Protection; Bilthoven; The Netherlands
4. Department of Genetics; Albert Einstein College of Medicine; New York; NY; USA