About the Authors

Heli Viljakainen

Contributed equally to this work with: Heli Viljakainen, Johanna C Andersson-Assarsson

Affiliation Children's Hospital, University of Helsinki and Helsinki University Hospital, Helsinki, Finland

Johanna C Andersson-Assarsson

Contributed equally to this work with: Heli Viljakainen, Johanna C Andersson-Assarsson

Affiliations Department of Molecular and Clinical Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden, Center for Cardiovascular and Metabolic Research, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden

Miriam Armenio

Affiliation Department of Molecular Medicine and Surgery, and Center for Molecular Medicine, Karolinska Institutet, Stockholm, Sweden

Minna Pekkinen

Affiliation Folkhälsan Institute of Genetics, Helsinki, Finland

Maria Pettersson

Affiliation Department of Molecular Medicine and Surgery, and Center for Molecular Medicine, Karolinska Institutet, Stockholm, Sweden

Helena Valta

Affiliation Children's Hospital, University of Helsinki and Helsinki University Hospital, Helsinki, Finland

Marita Lipsanen-Nyman

Affiliation Children's Hospital, University of Helsinki and Helsinki University Hospital, Helsinki, Finland

Outi Mäkitie

‡ These authors also contributed equally to this work.

Affiliations Children's Hospital, University of Helsinki and Helsinki University Hospital, Helsinki, Finland, Department of Molecular Medicine and Surgery, and Center for Molecular Medicine, Karolinska Institutet, Stockholm, Sweden, Folkhälsan Institute of Genetics, Helsinki, Finland, Department of Clinical Genetics, Karolinska University Hospital, Stockholm, Sweden

Anna Lindstrand

anna.lindstrand@ki.se

‡ These authors also contributed equally to this work.

Affiliations Department of Molecular Medicine and Surgery, and Center for Molecular Medicine, Karolinska Institutet, Stockholm, Sweden, Department of Clinical Genetics, Karolinska University Hospital, Stockholm, Sweden

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: H Viljakainen JAA M Pekkinen H Valta MLN OM AL. Performed the experiments: JAA MA M Pettersson. Analyzed the data: H Viljakainen JAA M Pettersson AL. Contributed reagents/materials/analysis tools: JAA OM AL. Wrote the paper: H Viljakainen JAA MA M Pekkinen M Pettersson H Valta MLN OM AL.