title: Parental HLA genes, hormone levels and offspring sex ratios.
authors.forename: W H
authors.initials: WH
authors.lastname: James
mesh_terms: D005260:Female; D015796:HLA-B27 Antigen / Q000235:genetics*; D015795:HLA-B8 Antigen / Q000235:genetics*; D006801:Humans; D008297:Male; D012744:Sex Ratio; D013739:Testosterone / Q000097:blood*
chemical_list: D015796:HLA-B27 Antigen; D015795:HLA-B8 Antigen; D013739:Testosterone