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Adrenal gland length in euploid and trisomy 18 fetuses at 11-13 weeks.
Gielchinsky Y, Zvanca M, Akolekar R, Calvo JR, Nicolaides KH.
Prenat Diagn 2011;31:773-7. -
Systematic identification of placental epigenetic signatures for the noninvasive prenatal detection of Edwards syndrome.
Tsui DW, Lam YM, Lee WS, Leung TY, Lau TK, Lau ET, Tang MH, Akolekar R, Nicolaides KH, Chiu RW, Lo YM, Chim SS.
PLoS One 2010;5:e15069.