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Practical approach to obtain the mid-sagittal plane of the fetal face at 11-13 weeks' gestation by two-dimensional ultrasound.
Luchi C, Persico N, Rembouskos G, Nicolaides KH.
Ultrasound Obstet Gynecol 2014;44:617-8. pdf -
Low-dose aspirin for prevention of adverse outcomes related to abnormal placentation.
Bujold E, Roberge S, Nicolaides KH.
Prenat Diagn 2014;34:642-8. pdf