About the Authors
Department of Infectious Diseases & Immunity, Imperial College London, United Kingdom
Wellcome Centre for Clinical Tropical Medicine, Imperial College London, United Kingdom
Asociación Benéfica PRISMA, Lima, Perú
Universidad Peruana Cayetano Heredia, Lima, Perú
Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, United States of America
Hospital Nacional Dos de Mayo, Lima, Perú
Universidad Nacional Mayor San Marcos, Lima, Perú
Agricultural Research Service, U.S. Department of Agriculture, Washington, D. C., United States of America
School of Civil Engineering, University of Leeds, Leeds, United Kingdom
All authors declare that they have no conflicts of interest regarding this paper, apart from Bailey Mitchell, who invented the ESCS ionizer, which was patented while he was a USDA scientist. The patent is owned by USDA. The senior author, Carlton Evans, has no relationship with Evans Vaccines, which supplied the PPD.
ARE, DAJM, RHG, MN, ET, BM, CN, AG, JSF, and CAE contributed to the study design, data interpretation, and writing of this manuscript. ARE, CM, PS, RR, and WQ undertook data collection, and CM, PS, RR, and WQ additionally contributed to data interpretation and approved the final manuscript. ARE had access to all data and is the guarantor of the manuscript.