About the Authors

Rikke Baastrup Nordsborg

baastrup@cancer.dk

Affiliations Danish Cancer Society Research Center, Copenhagen, Denmark, National Institute of Public Health, University of Southern Denmark, Copenhagen, Denmark

Jaymie R. Meliker

Affiliation Department of Preventive Medicine and Graduate Program in Public Health, Stony Brook University, Stony Brook, New York, United States of America

Annette Kjær Ersbøll

Affiliation National Institute of Public Health, University of Southern Denmark, Copenhagen, Denmark

Geoffrey M. Jacquez

Affiliations BioMedware Inc., Ann Arbor, Michigan, United States of America, State University of New York at Buffalo, Buffalo, New York, United States of America

Ole Raaschou-Nielsen

Affiliation Danish Cancer Society Research Center, Copenhagen, Denmark

Competing Interests

Geoffrey M. Jacquez has an interest in BioMedware, the developer of the SpaceStat software used in this study. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Critically revised the manuscript: JRM AKE GMJ ORN. Conceived and designed the experiments: JRM ORN GMJ RBN AKE. Performed the experiments: RBN. Analyzed the data: RBN. Contributed reagents/materials/analysis tools: RBN JRM GMJ. Wrote the paper: RBN.