About the Authors

Sophia S. Wang

sowang@coh.org

Affiliations Division of Etiology, City of Hope National Medical Center, Duarte, California, United States of America, Division of Cancer Epidemiology and Genetics, National Cancer Institute, Bethesda, Maryland, United States of America

Paula Gonzalez

Affiliation Proyecto Epidemiológico Guanacaste, Fundación INCIENSA, San José, Costa Rica

Kai Yu

Affiliation Division of Cancer Epidemiology and Genetics, National Cancer Institute, Bethesda, Maryland, United States of America

Carolina Porras

Affiliation Proyecto Epidemiológico Guanacaste, Fundación INCIENSA, San José, Costa Rica

Qizhai Li

Affiliations Division of Cancer Epidemiology and Genetics, National Cancer Institute, Bethesda, Maryland, United States of America, Key Laboratory of Systems and Control, Academy of Mathematics and Systems Science, Chinese Academy of Sciences, Beijing, China

Mahboobeh Safaeian

Affiliation Division of Cancer Epidemiology and Genetics, National Cancer Institute, Bethesda, Maryland, United States of America

Ana Cecilia Rodriguez

Affiliation Proyecto Epidemiológico Guanacaste, Fundación INCIENSA, San José, Costa Rica

Mark E. Sherman

Affiliation Division of Cancer Epidemiology and Genetics, National Cancer Institute, Bethesda, Maryland, United States of America

Concepcion Bratti

Affiliation Proyecto Epidemiológico Guanacaste, Fundación INCIENSA, San José, Costa Rica

Mark Schiffman

Affiliation Division of Cancer Epidemiology and Genetics, National Cancer Institute, Bethesda, Maryland, United States of America

Sholom Wacholder

Affiliation Division of Cancer Epidemiology and Genetics, National Cancer Institute, Bethesda, Maryland, United States of America

Robert D. Burk

Affiliation Albert Einstein College of Medicine, Bronx, New York, United States of America

Rolando Herrero

Affiliation Proyecto Epidemiológico Guanacaste, Fundación INCIENSA, San José, Costa Rica

Stephen J. Chanock

Affiliation Core Genotyping Facility, Division of Cancer Epidemiology and Genetics, Advanced Technology Program, SAIC Frederick Inc, NCI-Frederick, Frederick, Maryland, United States of America

Allan Hildesheim

Affiliation Division of Cancer Epidemiology and Genetics, National Cancer Institute, Bethesda, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SW PG KY CP MS ACR MS CB MS SW RDB RH SJC AH. Performed the experiments: SW RDB SJC. Analyzed the data: SW KY QL AH. Contributed reagents/materials/analysis tools: KY QL SW. Wrote the paper: SW KY MS MS AH.