About the Authors
- Robert P. van Waateringe
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* E-mail: r.p.van.waateringe@umcg.nl
Affiliation Department of Endocrinology, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands
- Marjonneke J. Mook-Kanamori
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Affiliations Department of Biostatistics, Epidemiology and Scientific Computing, Epidemiology Section, King Faisal Specialist Hospital and Research Centre, Riyadh, Saudi Arabia, Department of Physiology and Biophysics, Weill Cornell Medical College, Doha, Qatar
- Sandra N. Slagter
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Affiliation Department of Endocrinology, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands
- Melanie M. van der Klauw
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Affiliation Department of Endocrinology, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands
- Jana V. van Vliet-Ostaptchouk
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Affiliation Department of Endocrinology, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands
- Reindert Graaff
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Affiliation Department of Endocrinology, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands
- Helen L. Lutgers
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Affiliation Department of Internal Medicine, Medical Center Leeuwarden, Leeuwarden, The Netherlands
- Karsten Suhre
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Affiliations Bioinformatics Core, Weill Cornell Medical College, Doha, Qatar, Research Centre for Environmental Health, Helmholtz Zentrum Munchen, Neuherberg, Germany
- Mohammed M. El-Din Selim
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Affiliation Department of Dermatology, Hamad Medical Corporation, Doha, Qatar
- Dennis O. Mook-Kanamori
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Affiliations Department of Biostatistics, Epidemiology and Scientific Computing, Epidemiology Section, King Faisal Specialist Hospital and Research Centre, Riyadh, Saudi Arabia, Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, the Netherlands
- Bruce H. R. Wolffenbuttel
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Affiliation Department of Endocrinology, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands
Competing Interests
RG is founder and shareholder of DiagnOptics BV, Groningen, the Netherlands, manufacturing autofluorescence readers (http://www.diagnoptics.com) which has been used in the present study. This does not alter our adherence to PLOS ONE policies on sharing data and materials.
Author Contributions
Conceptualization: RvW MMK DOMK BHRW. Data curation: RvW MMK. Formal analysis: RvW MMK. Funding acquisition: BHRW. Investigation: RvW MMK DOMK. Methodology: RvW MMK DOMK BHRW. Project administration: RvW BHRW. Resources: MMEDS KS. Software: RvW. Supervision: BHRW DOMK. Validation: BHRW DOMK. Visualization: RvW MMK SNS MMvdK JVvVO RG HLL KS MMEDS DOMK BHRW. Writing – original draft: RvW MMK. Writing – review & editing: RvW MMK SNS MMvdK JVvVO RG HLL KS MMEDS DOMK BHRW.