title: Reply: To PMID 22939691.
authors.affiliation: Department of Nutritional Sciences, Faculty of Medicine, University of Toronto, 150 College St., Room 305, Toronto, Ontario, Canada M5S 3E2. Electronic address: clara.cho@mail.utoronto.ca.
authors.forename: Clara E
authors.initials: CE
authors.lastname: Cho
authors.forename: Mikael
authors.initials: M
authors.lastname: Norman
mesh_terms: D000818:Animals; D002585:Cesarean Section / Q000009:adverse effects*; D005260:Female; D006801:Humans; D007154:Immune System Diseases / Q000453:epidemiology*; D011247:Pregnancy