title: Lack of association between smoking behavior and the sex ratio of offspring in the avon longitudinal study of parents and children.
abstract: In a population-based prospective cohort study, we found no evidence of an association between smoking behavior around the time of conception and the sex of the resulting offspring.
authors.forename: Jon
authors.initials: J
authors.lastname: Heron
authors.forename: Andy
authors.initials: A
authors.lastname: Ness
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D012744:Sex Ratio; D012907:Smoking