title: Does the sibling effect have its origin in utero? Investigating birth order, cord blood immunoglobulin E concentration, and allergic sensitization at age 4 years.
authors.forename: Roos M D
authors.initials: RM
authors.lastname: Bernsen
authors.forename: Johannes C
authors.initials: JC
authors.lastname: van der Wouden
mesh_terms: D001722:Birth Order; D002675:Child, Preschool; D015331:Cohort Studies; D005260:Female; D005312:Fetal Blood / Q000737:chemistry* / Q000276:immunology; D006801:Humans; D006969:Hypersensitivity, Immediate / Q000097:blood* / Q000276:immunology; D007073:Immunoglobulin E / Q000097:blood* / Q000276:immunology; D008297:Male; D009679:Nuclear Family; D016017:Odds Ratio; D010298:Parity / Q000276:immunology; D011237:Predictive Value of Tests; D011247:Pregnancy; D011446:Prospective Studies; D012737:Sex Factors; D012882:Skin Tests / Q000706:statistics & numerical data; D012959:Socioeconomic Factors
chemical_list: D007073:Immunoglobulin E