London School of Hygiene & Tropical Medicine - Department of Disease Control, University of Sussex - Wellcome Trust Brighton and Sussex Centre for Global Health Research, Government of Cameroon - National Yaws, Leishmaniasis, Leprosy and Buruli Ulcer Control Programme, National Tuberculosis, Leprosy and Buruli Ulcer Control Programme, National Reference Laboratory for Buruli Ulcer Disease in Togo, Kwame Nkrumah University of Science and Technology, Ghana - School of Medical Sciences, Ghana Health Services - National Buruli Ulcer Control Program, Kwame Nkrumah University of Science and Technology, Ghana - School of Medical Sciences, American Leprosy Missions, London School of Hygiene & Tropical Medicine - Department of Disease Control and London School of Hygiene & Tropical Medicine - Department of Disease Control