About the Authors

Sara Lodi

Affiliations Medical Research Council, University College London, London, United Kingdom, Instituto de Salud Carlos III, Madrid, Spain

Andrew Phillips

Affiliation University College London, London, United Kingdom

Sarah Fidler

Affiliation Imperial College NHS Trust, London, United Kingdom

David Hawkins

Affiliation Chelsea and Westminster Hospital, London, United Kingdom

Richard Gilson

Affiliation Mortimer Market Centre and University College London Hospitals, London, United Kingdom

Ken McLean

Affiliation Charing Cross Hospital, London, United Kingdom

Martin Fisher

Affiliation Brighton and Sussex University Hospital National Health Service Trust, Brighton, United Kingdom

Frank Post

Affiliation King’s College, London, United Kingdom

Anne M. Johnson

Affiliation University College London, London, United Kingdom

Louise Walker-Nthenda

Affiliation Medical Research Council, University College London, London, United Kingdom

David Dunn

Affiliation Medical Research Council, University College London, London, United Kingdom

Kholoud Porter

kp@ctu.mrc.ac.uk

Affiliation Medical Research Council, University College London, London, United Kingdom

on behalf of the UK Register of HIV

Membership of the UK Register of HIV Seroconverters is provided in the Acknowledgments.

Competing Interests

KP has received an honorarium from Tibotec. AP has received reimbursement for either/or: attending a symposium; a fee for speaking; a fee for organising education; funds for research; funds for a member of staff; fees for consulting from various pharmaceutical companies including: Roche, BMS, GSK, Abbott, Boehringer-Ingelheim, Gilead, Tibotec, Oxxon Therapeutics. 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

Analyzed the data: SL. Wrote the manuscript: SL KP. Concept and design: SL KP AP. Statistical analyses: SL. Interpretation of the data: SL KP. Drafting of the manuscript: SL KP. Critical revision of the manuscript: SL AP SF DH RG KM MF FP AMJ LWN DD KP. Acquisition of data: SF DH RG KM MF LWN DD FP. Securing funding: KP DD. Had full access to all of the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis: SL.