-
Expanded conventional first trimester screening.
Carmichael JB, Liu HP, Janik D, Hallahan TW, Nicolaides KH, Krantz DA.
Prenat Diagn 2017;37:802-807. pdf -
First-trimester screening for trisomies 21, 18 and 13 by ultrasound and biochemical testing.
Wright D, Syngelaki A, Bradbury I, Akolekar R, Nicolaides KH.
Fetal Diagn Ther 2014;35:118-26. pdf -
Trisomy 13 detection in the first trimester of pregnancy using a chromosome-selective cell-free DNA analysis method.
Ashoor G, Syngelaki A, Wang E, Struble C, Oliphant A, Song K, Nicolaides KH.
Ultrasound Obstet Gynecol 2013;41:21-5. -
Screening for fetal aneuploidies at 11 to 13 weeks.
Nicolaides KH.
Prenat Diagn 2011;31:7-15.