About the Authors

Rossitza Lazova

Contributed equally to this work with: Rossitza Lazova, Greggory S. LaBerge

Affiliations Deptartment of Dermatology, Yale School of Medicine, New Haven, Connecticut, United States of America, The Yale Cancer Center, Yale School of Medicine, New Haven, Connecticut, United States of America

Greggory S. LaBerge

Contributed equally to this work with: Rossitza Lazova, Greggory S. LaBerge

Affiliations Human Medical Genetics and Genomics Program, University of Colorado School of Medicine, Aurora, Colorado, United States of America, Denver Police Department Crime Lab, Denver, Colorado, United States of America

Eric Duvall

Affiliation Denver Police Department Crime Lab, Denver, Colorado, United States of America

Nicole Spoelstra

Affiliation Department of Medicine, University of Colorado School of Medicine, Aurora, Colorado, United States of America

Vincent Klump

Affiliation Deptartment of Dermatology, Yale School of Medicine, New Haven, Connecticut, United States of America

Mario Sznol

Affiliations The Yale Cancer Center, Yale School of Medicine, New Haven, Connecticut, United States of America, Medical Oncology, Yale School of Medicine, New Haven, Connecticut, United States of America

Dennis Cooper

Affiliations The Yale Cancer Center, Yale School of Medicine, New Haven, Connecticut, United States of America, Medical Oncology, Yale School of Medicine, New Haven, Connecticut, United States of America

Richard A. Spritz

Affiliation Human Medical Genetics and Genomics Program, University of Colorado School of Medicine, Aurora, Colorado, United States of America

Joseph T. Chang

Affiliation Statistics Department, Yale University, New Haven, Connecticut, United States of America

John M. Pawelek

john.pawelek@yale.edu

Affiliations Deptartment of Dermatology, Yale School of Medicine, New Haven, Connecticut, United States of America, The Yale Cancer Center, Yale School of Medicine, New Haven, Connecticut, United States of America

Competing Interests

Funding for this study was provided in part by an unrestricted gift from the Amway Corporation. There are no patents, products in development or marketed products to declare. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: JP GL JC. Performed the experiments: VK NS MS DC GL ED RL JP. Analyzed the data: JP GL RS JC RL. Contributed reagents/materials/analysis tools: JC GL JP NS. Wrote the paper: JP JC.