title: Population-based data on asthma and allergic disease call for advanced epidemiologic methods.
authors.affiliation: Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden; Lung and Allergy Unit, Astrid Lindgren Children's Hospital, Karolinska University Hospital, Stockholm, Sweden. Electronic address: catarina.almqvist@ki.se.
authors.forename: Catarina
authors.initials: C
authors.lastname: Almqvist
authors.affiliation: Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden.
authors.forename: Cecilia
authors.initials: C
authors.lastname: Lundholm
mesh_terms: D001249:Asthma / Q000453:epidemiology*; D002648:Child; D016208:Databases, Factual; D003718:Denmark / Q000453:epidemiology; D006801:Humans; D011159:Population Surveillance / Q000379:methods*; D013548:Sweden / Q000453:epidemiology
keywords: Register-based research; allergic disease; asthma incidence; children; epidemiologic analysis; medications; patient registers