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Urine albumin concentration and albumin-to-creatinine ratio at 11(+0) to 13(+6) weeks in the prediction of pre-eclampsia.
Poon LC, Kametas N, Bonino S, Vercellotti E, Nicolaides KH.
BJOG 2008;115:866-73. -
Increased fetal erythroblasts in women who subsequently develop pre-eclampsia.
Al-Mufti R, Hambley H, Albaiges G, Lees C, Nicolaides KH.
Hum Reprod 2000;15:1624-8.