About the Authors

Joaquin Luna

jgluna@gmail.com

Affiliation Instituto Nacional de Cancerologia, Bogotá, Colombia

Manuel Plata

Affiliation Fundacion Cardioinfantil, Bogotá, Colombia

Mauricio Gonzalez

Affiliation Instituto Nacional de Cancerologia, Bogotá, Colombia

Alfonso Correa

Affiliation Clinica del Country, Bogotá, Colombia

Ivete Maldonado

Affiliation Fundacion Santa Fe de Bogotá, Bogotá, Colombia

Claudia Nossa

Affiliation Cafam, Bogotá, Colombia

David Radley

Affiliation Merck Sharp & Dohme Corp., Whitehouse Station, New Jersey, United States of America

Scott Vuocolo

Affiliation Merck Sharp & Dohme Corp., Whitehouse Station, New Jersey, United States of America

Richard M. Haupt

Affiliation Merck Sharp & Dohme Corp., Whitehouse Station, New Jersey, United States of America

Alfred Saah

Affiliation Merck Sharp & Dohme Corp., Whitehouse Station, New Jersey, United States of America

Competing Interests

M. Gonzalez and J. Luna have grants via their institution to serve as an investigator and colposcopist of protocol 019. J. Luna has received honoraria from Merck, Sharp & Dohmeand Abbott Labs and support for travel from Instituto Nacianal de Cancerologia. I. Maldonado and M. Plata have received grants through her institutions for board membership (IM), study conduct (IM & MP), support for travel (MP). M. Plata has received honoraria from Fundacion Cardioinfantil. D. Radley, S. Vuocolo, R. Haupt and A. Saah are employees of Merck and may own stock and/or stock options. 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: RMH AS. Analyzed the data: DR. Contributed reagents/materials/analysis tools: JL MP MG AC CN IM. Wrote the paper: SV JL.