title: Elective cesarean section and childhood asthma.
authors.affiliation: Occupational and Environmental Medicine, Department of Public Health and Clinical Medicine, Umeå University, SE 90187 Umeå, Sweden. Electronic address: lennart.braback@lvn.se.
authors.forename: Lennart
authors.initials: L
authors.lastname: Bråbäck
authors.forename: Adrian
authors.initials: A
authors.lastname: Lowe
authors.forename: Anders
authors.initials: A
authors.lastname: Hjern
mesh_terms: D000818:Animals; D002585:Cesarean Section / Q000009:adverse effects*; D005260:Female; D006801:Humans; D007154:Immune System Diseases / Q000453:epidemiology*; D011247:Pregnancy