Drupal-Bibcite31<style face="normal" font="default" size="100%">The importance of prenatal exposures on the development of allergic disease: a birth cohort study using the West Midlands General Practice Database</style><style face="normal" font="default" size="100%">The importance of prenatal exposures on the development of allergic disease: a birth cohort study using the West Midlands General Practice Database</style>