title: Reply to Schaasberg & Björkstén. Manifestations of atopy and the month of birth.
authors.forename: T
authors.initials: T
authors.lastname: Schäfer
mesh_terms: D006801:Humans; D006969:Hypersensitivity, Immediate / Q000453:epidemiology*; D012307:Risk Factors; D012621:Seasons