1. Netherlands Institute for Health Services Research, Nivel, Utrecht, The Netherlands.
2. PHARMO Institute for Drug Outcomes Research, Utrecht, The Netherlands.
3. Department of PharmacoTherapy, -Epidemiology and -Economics, Groningen Research Institute of Pharmacy, Faculty of Mathematics and Natural Sciences, University of Groningen, Groningen, The Netherlands.
4. Medicines Evaluation Board, Utrecht, The Netherlands.
5. Dutch Pituitary Foundation, Nijkerk, The Netherlands.
6. Royal Dutch Pharmacists Association, The Hague, The Netherlands.
7. Dutch Thyroid Patient Organization (SON), Amersfoort, The Netherlands.
8. Netherlands Pharmacovigilance Centre Lareb, 's-Hertogenbosch, The Netherlands.
9. Department of Endocrinology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands.
10. Department of Endocrinology and Metabolism, Amsterdam UMC, University of Amsterdam, Amsterdam, The Netherlands.