About the Authors

Ali Ozhand

Affiliation Department of Preventive Medicine, Norris Comprehensive Cancer Center, University of Southern California Keck School of Medicine, Los Angeles, California, United States of America

Eunjung Lee

Affiliation Department of Preventive Medicine, Norris Comprehensive Cancer Center, University of Southern California Keck School of Medicine, Los Angeles, California, United States of America

Anna H. Wu

Affiliation Department of Preventive Medicine, Norris Comprehensive Cancer Center, University of Southern California Keck School of Medicine, Los Angeles, California, United States of America

Merete Ellingjord-Dale

Affiliation Institute of Basic Medical Sciences, University of Oslo, Oslo, Norway

Lars A. Akslen

Affiliation Centre for Cancer Biomarkers, The Gade Laboratorium for Pathology, Department of Clinical Medicine, University of Bergen, Bergen, Norway

Roberta McKean-Cowdin

Affiliation Department of Preventive Medicine, Norris Comprehensive Cancer Center, University of Southern California Keck School of Medicine, Los Angeles, California, United States of America

Giske Ursin

giske.ursin@kreftregisteret.no

Affiliations Department of Preventive Medicine, Norris Comprehensive Cancer Center, University of Southern California Keck School of Medicine, Los Angeles, California, United States of America, Institute of Basic Medical Sciences, University of Oslo, Oslo, Norway, Cancer Registry of Norway, Oslo, Norway

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AO GU AW. Performed the experiments: AO GU. Analyzed the data: AO EL GU. Contributed reagents/materials/analysis tools: AO EL GU ME. Wrote the paper: AO EL GU RM AW LA.