title: The hygiene hypothesis and atopy: bring back the parasites?
authors.forename: Dirk M
authors.initials: DM
authors.lastname: Elston
mesh_terms: D000818:Animals; D000909:Antibodies, Helminth / Q000096:biosynthesis*; D006373:Helminthiasis / Q000276:immunology*; D006376:Helminths / Q000276:immunology*; D006801:Humans; D006920:Hygiene; D006967:Hypersensitivity / Q000209:etiology* / Q000517:prevention & control*; D008954:Models, Biological
chemical_list: D000909:Antibodies, Helminth