title: Factors influencing relative weights of placenta and newborn infant. Maternal haemoglobin and blood pressure should have been regarded as continuous variables.
authors.forename: P
authors.initials: P
authors.lastname: Steer
mesh_terms: D001724:Birth Weight; D001794:Blood Pressure; D005260:Female; D006454:Hemoglobins / Q000032:analysis*; D006801:Humans; D007231:Infant, Newborn; D009929:Organ Size; D010920:Placenta / Q000033:anatomy & histology*; D011247:Pregnancy
chemical_list: D006454:Hemoglobins