Significance of sib sex ratios in testing the hypothesis that some sex-biased congenital malformations are caused by unusual maternal hormone profiles.
James
William H
WH
D000015:Abnormalities, Multiple; D005260:Female; D012739:Gonadal Steroid Hormones / Q000097:blood*; D006801:Humans; D008297:Male; D012744:Sex Ratio; D035781:Siblings
D012739:Gonadal Steroid Hormones