1 Schistosomiasis Control Initiative, Imperial College London, St Mary's Campus, London, UK; DEWORM3, Natural History Museum, London, UK; Norwegian Centre for Imported and Tropical Diseases, Department of Infectious Diseases, Oslo University Hospital, Ullevål, Oslo, Norway.
2 Department of Infectious Disease Epidemiology, Imperial College London, St Mary's Campus, London, UK; Institute of Biodiversity, Animal Health and Comparative Medicine, and Wellcome Centre for Molecular Parasitology, University of Glasgow, Glasgow G12 8QQ, UK. Electronic address: poppy.lamberton@glasgow.ac.uk.
3 Schistosomiasis Control Initiative, Imperial College London, St Mary's Campus, London, UK.
4 The Task Force for Global Health, Decatur, GA, USA; Eck Institute for Global Health, University of Notre Dame, Notre Dame, IN, USA.