1 Pituitary Center Rotterdam, Endocrinology Section, Department of Internal Medicine, Erasmus University Medical Center, Rotterdam, 3015 GD, Netherlands. Electronic address: e.coopmans@erasmusmc.nl.
2 Pituitary Center Rotterdam, Endocrinology Section, Department of Internal Medicine, Erasmus University Medical Center, Rotterdam, 3015 GD, Netherlands.
3 Department of Radiology, Erasmus University Medical Center, Rotterdam, 3015 GD, Netherlands.