Paternally expressed, imprinted insulin-like growth factor-2 in chorionic villi correlates significantly with birth weight. oleh Charalambos Demetriou, Sayeda Abu-Amero, Anna C Thomas, Miho Ishida, Reena Aggarwal, Lara Al-Olabi, Lydia J Leon, Jaime L Stafford, Argyro Syngelaki, Donald Peebles, Kypros H Nicolaides, Lesley Regan, Philip Stanier, Gudrun E Moore