title: Hypothesis: offspring sex ratio, duration of gestation and birthweight in pre-eclampsia.
authors: William H
authors: WH
authors: James
mesh_terms: D001724:Birth Weight; D015986:Confounding Factors, Epidemiologic; D005260:Female; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D011225:Pre-Eclampsia; D011247:Pregnancy; D012737:Sex Factors