Association between maternal weight gain and outcome of pregnancy.
D001835:Body Weight; D004522:Educational Status; D005260:Female; D006801:Humans; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn; D009747:Nutritional Physiological Phenomena; D010298:Parity; D011247:Pregnancy; D012907:Smoking; D012959:Socioeconomic Factors