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Journal article


The Lancet. Infectious diseases

Publication Date



Lao-Oxford-Mahosot Hospital-Wellcome Research Unit, Microbiology Laboratory, Mahosot Hospital, Vientiane, Laos; Centre for Tropical Medicine & Global Health, Nuffield Department of Medicine, University of Oxford, Oxford OX3 7FZ, UK; Myanmar Oxford Clinical Research Unit, Yangon, Myanmar. Electronic address: