About the Authors

Maris Kuningas

Affiliation Department of Gerontology and Geriatrics, Leiden University Medical Center, Leiden, The Netherlands

Linda May

Affiliation Department of Gerontology and Geriatrics, Leiden University Medical Center, Leiden, The Netherlands

Riin Tamm

Affiliation Department of Biotechnology, Institute of Molecular and Cell Biology, University of Tartu, Tartu, Estonia

David van Bodegom

Affiliation Department of Gerontology and Geriatrics, Leiden University Medical Center, Leiden, The Netherlands

Anita H. J. van den Biggelaar

Affiliation Telethon Institute for Child Health Research, Center for Child Health Research, University of Western Australia, Perth, Australia

Johannes J. Meij

Affiliation Leyden Academy on Vitality and Ageing, Leiden, The Netherlands

Marijke Frölich

Affiliation Department of Clinical Chemistry, Leiden University Medical Center, Leiden, The Netherlands

Juventus B. Ziem

Affiliation School of Medicine and Health Sciences, University of Development Studies, Tamale, Ghana

Helena E. D. Suchiman

Affiliation Department of Molecular Epidemiology, Leiden University Medical Center, Leiden, The Netherlands

Andres Metspalu

Affiliations Department of Biotechnology, Institute of Molecular and Cell Biology, University of Tartu, Tartu, Estonia, Estonian Genome Project of University of Tartu, Tartu, Estonia

P. Eline Slagboom

Affiliations Department of Molecular Epidemiology, Leiden University Medical Center, Leiden, The Netherlands, Netherlands Consortium for Healthy Ageing, Leiden, The Netherlands

Rudi G. J. Westendorp

R.G.J.Westendorp@lumc.nl

Affiliations Department of Gerontology and Geriatrics, Leiden University Medical Center, Leiden, The Netherlands, Netherlands Consortium for Healthy Ageing, Leiden, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PES RGJW. Performed the experiments: MK LM RT DvB AHJvdB JJM JBZ. Analyzed the data: MK LM RT DvB AHJvdB JJM. Contributed reagents/materials/analysis tools: MF HS AM. Wrote the paper: MK RGJW.