Consistent association between image features of fetal lungs from different ultrasound equipments and fetal lung maturity from amniocentesis. - Elisenda Bonet-Carne; Teresa Cobo; Jordi Luque; Mónica Martinez-Terron; Alvaro Perez-Moreno; Montse Palacio; Eduard Gratacós; Ivan Amat-Roldan (ISBI, 2012)