1. Center of Medical Genetics, University of Antwerp/Antwerp University Hospital , Antwerp (Edegem) 2650, Belgium
2. Biomedical Informatics, Antwerp University Hospital , Antwerp (Wilrijk) 2610, Belgium
3. Open Targets , Wellcome Genome Campus, Hinxton, Cambridgeshire CB10 1SD, United Kingdom
4. European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI) , Wellcome Genome Campus, Hinxton, Cambridgeshire CB10 1SD, United Kingdom