MRC Centre for Outbreak Analysis and Modelling, Department of Infectious Disease Epidemiology, Imperial College London, London, United Kingdom , Department of Statistics, London School of Economics and Political Science, London, United Kingdom.|MRC Centre for Outbreak Analysis and Modelling, Department of Infectious Disease Epidemiology, Imperial College London, London, United Kingdom.|Department of Statistics, London School of Economics and Political Science, London, United Kingdom.|Schistosomiasis Control Initiative at Vector Control Division - Ministry of Health, Kampala, Uganda.|Schistosomiasis Control Initiative at Vector Control Division - Ministry of Health, Kampala, Uganda.|Department of Pathology, University of Cambridge, Cambridge, United Kingdom.|Department of Infectious Disease Epidemiology, Imperial College London, London, United Kingdom.|Department of Parasitology, Leiden University Medical Center, Leiden, The Netherlands.|Section for Parasitology and Aquatic Diseases, University of Copenhagen, Copenhagen, Denmark.|Department of Parasitology, Leiden University Medical Center, Leiden, The Netherlands.