About the Authors

Deborah Watson-Jones

Deborah.Watson-Jones@lshtm.ac.uk

Affiliations London School of Hygiene and Tropical Medicine, London, United Kingdom, Mwanza Intervention Trials Unit, National Institute for Medical Research, Mwanza, Tanzania

Keith Tomlin

Affiliation London School of Hygiene and Tropical Medicine, London, United Kingdom

Pieter Remes

Affiliations Mwanza Intervention Trials Unit, National Institute for Medical Research, Mwanza, Tanzania, Medical Research Council Social & Public Health Sciences Unit, Glasgow, United Kingdom

Kathy Baisley

Affiliation London School of Hygiene and Tropical Medicine, London, United Kingdom

Riziki Ponsiano

Affiliation Mwanza Intervention Trials Unit, National Institute for Medical Research, Mwanza, Tanzania

Selephina Soteli

Affiliation Mwanza Intervention Trials Unit, National Institute for Medical Research, Mwanza, Tanzania

Silvia de Sanjosé

Affiliations Unit of Infections and Cancer, Cancer Epidemiology Research Programme, l'Institut d'Investigació Biomèdica de Bellvitge, Institut Català d'Oncologia, Barcelona, Spain, CIBER Epidemiologia, y Salud Publica, Barcelona, Spain

John Changalucha

Affiliation The National Institute for Medical Research, Mwanza, Tanzania

Saidi Kapiga

Affiliations London School of Hygiene and Tropical Medicine, London, United Kingdom, Mwanza Intervention Trials Unit, National Institute for Medical Research, Mwanza, Tanzania

Richard J. Hayes

Affiliation London School of Hygiene and Tropical Medicine, London, United Kingdom

Competing Interests

Deborah Watson-Jones has received grant support through the London School of Hygiene & Tropical Medicine from GSK Biologicals for a phase IIIb safety and immunogenicity trial of the bivalent HPV vaccine. Deborah Watson-Jones and John Changalucha received a donation of the quadrivalent HPV vaccine from Axios through Healthcare Development‚s GARDASIL® Access Program for the study presented in this manuscript.

Author Contributions

Conceived and designed the experiments: DWJ RH JC. Performed the experiments: DWJ RP PR SS. Analyzed the data: KT KB. Wrote the first draft of the manuscript: DWJ. Contributed to the writing of the manuscript: KT KB JC PR SS SdS SK RH. ICMJE criteria for authorship read and met: DWJ KT KB JC PR SS SdS SK RH. Agree with manuscript results and conclusions: DWJ KT KB JC PR SS SdS SK RH. Enrolled patients: DWJ PR RP.