[1] World Health Organization, ‘Schistosomiasis: Key facts’, https://www.who.int/news-room/fact-sheets/detail/schistosomiasis. [2] 数字はWHO（Maternal, newborn, child and adolescent health and ageing data portal: https://www.who.int/data/maternal-newborn-child-adolescent-ageing/indicator-explorer-new/mca/under-five-population-(thousands)および‘Schistosomiasis: Status of schistosomiasis endemic countries’: https://apps.who.int/neglected_diseases/ntddata/sch/sch.html）、ならびに、Institute for Health Metrics and Evaluation, University of Washington, ‘Global Burden of Disease Study 2019’: https://vizhub.healthdata.org/gbd-results/のデータに基づくもの。 [3] Institute for Health Metrics and Evaluation, University of Washington, ‘Global Burden of Disease study 2019’, https://vizhub.healthdata.org/gbd-results/.