-
Endothelial dysfunction and raised plasma concentrations of asymmetric dimethylarginine in pregnant women who subsequently develop pre-eclampsia.
Savvidou MD, Hingorani AD, Tsikas D, Frolich JC, Vallance P, Nicolaides KH.
Lancet 2003;361:1511-7. -
Maternal serum S100 protein in normal and Down syndrome pregnancies.
Abraha HD, Noble PL, Nicolaides KH, Sherwood RA.
Prenat Diagn 1999;19:334-6.