A study of placenta in relation to birth weight and gestational age.
D001724:Birth Weight; D005260:Female; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D009929:Organ Size; D010920:Placenta / Q000473:pathology; D010922:Placenta Diseases / Q000473:pathology*; D011247:Pregnancy; D012737:Sex Factors