About the Authors

Tove Lekva

tove.lekva@medisin.uio.no

Affiliations Section of Specialized Endocrinology, Department of Endocrinology, Oslo University Hospital, Oslo, Norway, Research Institute for Internal Medicine, Oslo University Hospital, Oslo, Norway, Faculty of Medicine, University of Oslo, Oslo, Norway

Jens Petter Berg

Affiliations Institute of Clinical Medicine, Oslo University Hospital, Oslo, Norway, Department of Medical Biochemistry, Oslo University Hospital, Oslo, Norway

Ansgar Heck

Affiliations Section of Specialized Endocrinology, Department of Endocrinology, Oslo University Hospital, Oslo, Norway, Faculty of Medicine, University of Oslo, Oslo, Norway

Stine Lyngvi Fougner

Affiliation Department of Endocrinology, St. Olavs Hospital, Trondheim University Hospital, Trondheim, Norway

Ole Kristoffer Olstad

Affiliation Department of Medical Biochemistry, Oslo University Hospital, Oslo, Norway

Geir Ringstad

Affiliation Department of Radiology and Nuclear Medicine, Oslo University Hospital, Oslo, Norway

Jens Bollerslev

Affiliations Section of Specialized Endocrinology, Department of Endocrinology, Oslo University Hospital, Oslo, Norway, Faculty of Medicine, University of Oslo, Oslo, Norway

Thor Ueland

Affiliations Research Institute for Internal Medicine, Oslo University Hospital, Oslo, Norway, Faculty of Medicine, University of Oslo, Oslo, Norway

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TL JPB AH SLF OKO GR JB TU. Performed the experiments: TL OKO TU. Analyzed the data: TL TU. Contributed reagents/materials/analysis tools: JPB JB. Wrote the paper: TL TU.