About the Authors

Moniek M. Vedder

Affiliation Department of Public Health, Erasmus Medical Centre, Rotterdam, the Netherlands

Mirari Márquez

Affiliation Genetic and Molecular Epidemiology Group, Spanish National Cancer Research Centre (CNIO), Madrid, Spain

Esther W. de Bekker-Grob

Affiliation Department of Public Health, Erasmus Medical Centre, Rotterdam, the Netherlands

Malu L. Calle

Affiliation Systems Biology Department, University of Vic, Vic, Barcelona, Spain

Lars Dyrskjøt

Affiliation Department of Molecular Medicine, Aarhus University Hospital, Aarhus, Denmark

Manoils Kogevinas

Affiliation Centre for Research in Environmental Epidemiology, Municipal Institute of Medical Research, Barcelona, Spain

Ulrika Segersten

Affiliation Department of Surgical Sciences, Uppsala University, Uppsala, Sweden

Per-Uno Malmström

Affiliation Department of Surgical Sciences, Uppsala University, Uppsala, Sweden

Ferran Algaba

Affiliation Department of Pathology, Fundació Puigvert-University Autonomous, Barcelona, Spain

Willemien Beukers

Affiliation Department of Pathology, Erasmus Medical Centre, Rotterdam, the Netherlands

Torben F. Ørntoft

Affiliation Department of Molecular Medicine, Aarhus University Hospital, Aarhus, Denmark

Ellen Zwarthoff

Affiliation Department of Pathology, Erasmus Medical Centre, Rotterdam, the Netherlands

Francisco X. Real

Affiliations Epithelial Carcinogenesis Group, Spanish National Cancer Research Centre (CNIO), Madrid, Spain, Department of Experimental and Health Sciences, Universitat Pompeu Fabra, Barcelona, Spain

Nuria Malats

Affiliation Genetic and Molecular Epidemiology Group, Spanish National Cancer Research Centre (CNIO), Madrid, Spain

Ewout W. Steyerberg

e.steyerberg@erasmusmc.nl

Affiliation Department of Public Health, Erasmus Medical Centre, Rotterdam, the Netherlands

Competing Interests

Ewout Steyerberg is a PLOS ONE Editorial Board member. This does not alter the authors’ adherence to PLOS ONE Editorial policies and criteria.

Author Contributions

Analyzed the data: MV NM ES. Contributed reagents/materials/analysis tools: MM WB EZ LD. Wrote the paper: MV EdB-G. Critical revision of the manuscript for important intellectual content: ES MV MM EdB-G MC LD MK US PUM FA WB TØ EZ FR NM. Obtained funding: TØ.