About the Authors

David E. Capo-Ramos

Current address: Office of Analysis and Epidemiology, National Center for Health Statistics, Centers for Disease Control and Prevention, Hyattsville, Maryland, United States of America

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

Ying Gao

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

Jay H. Lubin

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

David P. Check

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

Lynn R. Goldin

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

Angela C. Pesatori

Affiliations EPOCA, Epidemiology Research Center, Universita' degli Studi di Milano, Milan, Italy, Unit of Epidemiology, Fondazione IRCCS Ca' Granda - Ospedale Maggiore Policlinico, Milan, Italy

Dario Consonni

Affiliations EPOCA, Epidemiology Research Center, Universita' degli Studi di Milano, Milan, Italy, Unit of Epidemiology, Fondazione IRCCS Ca' Granda - Ospedale Maggiore Policlinico, Milan, Italy

Pier Alberto Bertazzi

Affiliations EPOCA, Epidemiology Research Center, Universita' degli Studi di Milano, Milan, Italy, Unit of Epidemiology, Fondazione IRCCS Ca' Granda - Ospedale Maggiore Policlinico, Milan, Italy

Andrew J. Saxon

Affiliations Veterans Affairs Puget Sound Health Care System and Addiction Psychiatry Residency Program, Seattle, Washington, United States of America, University of Washington, Seattle, Washington, United States of America

Andrew W. Bergen

Affiliation Molecular Genetics Program, Center for Health Sciences, SRI International, Menlo Park, California, United States of America

Neil E. Caporaso

Contributed equally to this work with: Neil E. Caporaso, Maria Teresa Landi

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

Maria Teresa Landi

Contributed equally to this work with: Neil E. Caporaso, Maria Teresa Landi

landim@mail.nih.gov

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

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MTL DECR NEC. Performed the experiments: DECR AWB AJS YG LRG. Analyzed the data: DECR DPC JHL. Contributed reagents/materials/analysis tools: MTL NEC PAB ACP DC. Wrote the paper: DECR MTL. Data interpretation: DECR YG JHL DPC LRG ACP DC PAB AJS AWB NEC MTL. Manuscript editing: WB JHL NEC AJS.