[Surveillance of high risk pregnancy using ultrasonic cephalometry].
D004453:Echoencephalography; D005260:Female; D005317:Fetal Growth Retardation / Q000175:diagnosis; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis*; D012306:Risk
Vigilancia del embarazo de alto riesgo con cefalometría ultrasónica.