title: Failure of ultrasonic placental grading to predict severe respiratory distress in a neonate.
mesh_terms: D002585:Cesarean Section; D005260:Female; D005323:Fetal Monitoring; D006801:Humans; D006973:Hypertension / Q000150:complications; D007231:Infant, Newborn; D008297:Male; D010920:Placenta / Q000502:physiology; D011247:Pregnancy; D011249:Pregnancy Complications, Cardiovascular / Q000150:complications; D011296:Prenatal Diagnosis; D011336:Probability; D012121:Respiration, Artificial; D012127:Respiratory Distress Syndrome, Newborn / Q000175:diagnosis* / Q000401:mortality / Q000628:therapy; D014463:Ultrasonography