title: News Feature: Cleaning up the hygiene hypothesis.
authors.forename: Megan
authors.initials: M
authors.lastname: Scudellari
mesh_terms: D001327:Autoimmune Diseases / Q000453:epidemiology* / Q000209:etiology / Q000276:immunology / Q000517:prevention & control; D002675:Child, Preschool; D019049:Developed Countries; D003906:Developing Countries; D004198:Disease Susceptibility; D004781:Environmental Exposure; D004783:Environmental Microbiology; D006373:Helminthiasis / Q000453:epidemiology / Q000276:immunology; D006801:Humans; D006920:Hygiene; D006967:Hypersensitivity / Q000453:epidemiology* / Q000209:etiology / Q000276:immunology / Q000517:prevention & control; D015994:Incidence; D007223:Infant; D007231:Infant, Newborn; D064307:Microbiota; D018448:Models, Immunological; D018417:Th1 Cells / Q000276:immunology; D018418:Th2 Cells / Q000276:immunology