About the Authors

John P.A. Ioannidis

To whom correspondence should be addressed. E-mail: jioannid@cc.uoi.gr

Affiliations Clinical and Molecular Epidemiology Unit, Department of Hygiene and Epidemiology, University of Ioannina School of Medicine, Ioannina, Greece, Biomedical Research Institute, Foundation for Research and Technology-Hellas, Ioannina, Greece, Department of Medicine, Tufts University School of Medicine, Boston, Massachusetts, United States of America

Nikolaos A. Patsopoulos

Affiliation Clinical and Molecular Epidemiology Unit, Department of Hygiene and Epidemiology, University of Ioannina School of Medicine, Ioannina, Greece

Evangelos Evangelou

Affiliation Clinical and Molecular Epidemiology Unit, Department of Hygiene and Epidemiology, University of Ioannina School of Medicine, Ioannina, Greece

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JI EE NP. Analyzed the data: JI EE NP. Wrote the paper: JI. Other: Critically revised the manuscript: EE NP.