title: Sex ratio of infants following assisted reproduction.
authors.forename: W H
authors.initials: WH
authors.lastname: James
mesh_terms: D004967:Estrogens / Q000097:blood*; D005260:Female; D005307:Fertilization in Vitro; D015181:Gamete Intrafallopian Transfer; D006801:Humans; D008297:Male; D012744:Sex Ratio
chemical_list: D004967:Estrogens