title: Infection: friend or foe to the development of asthma?
authors.forename: K H
authors.initials: KH
authors.lastname: Carlsen
authors.forename: P J
authors.initials: PJ
authors.lastname: Sterk
mesh_terms: D001249:Asthma / Q000453:epidemiology / Q000209:etiology* / Q000503:physiopathology; D001988:Bronchiolitis / Q000150:complications; D006801:Humans