About the Authors

Minna Pekkinen

minna.pekkinen@helsinki.fi

Affiliations Folkhälsan Institute of Genetics, University of Helsinki, Helsinki, Finland, Calcium Research Unit, Department of Food and Environmental Sciences, University of Helsinki, Helsinki, Finland

Heli Viljakainen

Affiliation Department of Pediatrics, Children’s Hospital, Helsinki University Central Hospital and University of Helsinki, Helsinki, Finland

Elisa Saarnio

Affiliation Calcium Research Unit, Department of Food and Environmental Sciences, University of Helsinki, Helsinki, Finland

Christel Lamberg-Allardt

Affiliation Calcium Research Unit, Department of Food and Environmental Sciences, University of Helsinki, Helsinki, Finland

Outi Mäkitie

Affiliations Folkhälsan Institute of Genetics, University of Helsinki, Helsinki, Finland, Department of Pediatrics, Children’s Hospital, Helsinki University Central Hospital and University of Helsinki, Helsinki, Finland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: OM HV MP CLA ES. Performed the experiments: OM HV MP CLA ES. Analyzed the data: MP HV. Wrote the paper: MP HV OM. Contributed to the critical revision of the manuscript: MP HV ES CLA OM.