Is early antenatal attendance so important?
D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications / Q000517:prevention & control; D011295:Prenatal Care; D011296:Prenatal Diagnosis; D013997:Time Factors; D014463:Ultrasonography; D000509:alpha-Fetoproteins / Q000032:analysis
D000509:alpha-Fetoproteins