About the Authors

Alpa V. Patel

apatel@cancer.org

Affiliation Epidemiology Research Program, American Cancer Society, Atlanta, Georgia, United States of America

Janet S. Hildebrand

Affiliation Epidemiology Research Program, American Cancer Society, Atlanta, Georgia, United States of America

Susan M. Gapstur

Affiliation Epidemiology Research Program, American Cancer Society, Atlanta, Georgia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AVP JSH SMG. Performed the experiments: JSH AVP. Analyzed the data: JSH AVP. Contributed reagents/materials/analysis tools: JSH. Wrote the paper: AVP JSH SMG. Critical review: AVP JSH SMG.