title: A model initiative.
authors.forename: Alfred
authors.initials: A
authors.lastname: Sommer
mesh_terms: D001766:Blindness / Q000453:epidemiology / Q000517:prevention & control*; D014943:Global Health; D006801:Humans; D006920:Hygiene; D009017:Morbidity / Q000639:trends; D012955:Societies, Medical; D014944:World Health Organization