Do gonadal hormones confound between parental smoking and offspring sex ratio?
James
William H
WH
D015986:Confounding Factors, Epidemiologic; D012739:Gonadal Steroid Hormones / Q000097:blood*; D006801:Humans; D010290:Parents; D012744:Sex Ratio; D012907:Smoking / Q000097:blood*
D012739:Gonadal Steroid Hormones