title: Parental HLA genes, hormone level and offspring sex ratios: a reply to James' letter.
authors.affiliation: Department of Genetics and Microbiology, 'A. Buzzati-Traverso', University of Pavia, Italy.
authors.forename: P
authors.initials: P
authors.lastname: Astolfi
authors.forename: M
authors.initials: M
authors.lastname: Cuccia
authors.forename: M
authors.initials: M
authors.lastname: Martinetti
mesh_terms: D016009:Chi-Square Distribution; D004967:Estrogens / Q000097:blood*; D005260:Female; D006680:HLA Antigens / Q000235:genetics*; D006801:Humans; D008297:Male; D012744:Sex Ratio; D013739:Testosterone / Q000097:blood*
chemical_list: D004967:Estrogens; D006680:HLA Antigens; D013739:Testosterone