About the Authors

Tero Puolakkainen

Affiliation Institute of Biomedicine, University of Turku, Turku, Finland

Petri Rummukainen

Affiliation Institute of Biomedicine, University of Turku, Turku, Finland

Jemina Lehto

Affiliation Institute of Biomedicine, University of Turku, Turku, Finland

Olli Ritvos

Affiliation Department of Physiology, University of Helsinki, Helsinki, Finland

Ari Hiltunen

Affiliation Terveystalo Pulssi, Turku, Finland

Anna-Marja Säämänen

Affiliation Institute of Biomedicine, University of Turku, Turku, Finland

Riku Kiviranta

Riku.kiviranta@utu.fi

Affiliations Institute of Biomedicine, University of Turku, Turku, Finland, Division of Endocrinology, Turku University Hospital, Turku, Finland

Competing Interests

The employer-employee relationship between Terveystalo Pulssi and Dr. Ari Hiltunen does not compromise or alter our adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceptualization: TP RK. Data curation: TP. Formal analysis: TP. Funding acquisition: RK. Investigation: TP PR JL AH AMS. Methodology: AH AMS TP RK. Project administration: OR RK. Resources: AMS AH OR RK. Supervision: RK. Validation: TP OR RK. Visualization: TP. Writing – original draft: TP RK. Writing – review & editing: TP PR JL OR AH AMS RK.