1. Department of Internal Medicine, Erasmus University Medical Center, Rotterdam, The Netherlands.
2. Rotterdam Thyroid Center, Erasmus University Medical Center, Rotterdam, The Netherlands.
3. Institute of Medical Molecular Genetics, University of Zurich, Schlieren, Switzerland.
4. Department of Biology, ETHZ, Zurich, Switzerland.
5. Functional Genomics Center, University and ETH Zurich, Zurich, Switzerland.
6. Institute of Physiology, University of Zurich, Zurich, Switzerland.
7. Zurich Center for Integrative Human Physiology, University of Zurich, Zurich, Switzerland.