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Ophthalmic artery Doppler in combination with other biomarkers in prediction of pre-eclampsia at 19-23 weeks' gestation.
Sapantzoglou I, Wright A, Arozena MG, Campos RV, Charakida M, Nicolaides KH.
Ultrasound Obstet Gynecol 2021; 57:75-83. pdf -
Some thoughts on the true value of ultrasound.
Nicolaides KH.
Ultrasound Obstet Gynecol 2007;30:671-4.