Effects of smoking on selected clinical obstetric factors.
D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D009765:Obesity / Q000209:etiology*; D007744:Obstetric Labor Complications / Q000209:etiology*; D007752:Obstetric Labor, Premature / Q000150:complications; D011225:Pre-Eclampsia / Q000209:etiology*; D011247:Pregnancy; D012907:Smoking / Q000150:complications*