Association between intrapulmonary arterial Doppler parameters and degree of lung growth as measured by lung-to-head ratio in fetuses with congenital diaphragmatic hernia - Moreno-Alvarez, O; Hernandez-Andrade, E; Oros, D; Jani, J; Deprest, J; Gratacos, E (Ultrasound Obstet Gynecol, 2008)