About the Authors
Department of Infectious Disease Epidemiology, Imperial College London, London, United Kingdom
Department of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London, United Kingdom
Dana Center for Preventive Ophthalmology, Wilmer Eye Institute, Johns Hopkins University, Baltimore, Maryland, United States of America
MRC Centre for Outbreak Analysis and Modelling, Imperial College London, London, United Kingdom
The authors have declared that no competing interests exist.
Conceived and designed the experiments: IMB MJB AWS SKW MGB MG RLB DCWM NCG. Performed the experiments: MJB AWS SKW RLB DCWM. Analyzed the data: IMB NCG. Wrote the paper: IMB.