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Intertwin discordance in fetal size at 11-13 weeks' gestation and pregnancy outcome.
Litwinska E, Syngelaki A, Cimpoca B, Sapantzoglou I, Nicolaides KH.
Ultrasound Obstet Gynecol 2020;55:189-197. pdf -
Turning the pyramid of prenatal care.
Nicolaides KH.
Fetal Diagn Ther 2011;29:183-96.