-
Expanded conventional first trimester screening.
Carmichael JB, Liu HP, Janik D, Hallahan TW, Nicolaides KH, Krantz DA.
Prenat Diagn 2017;37:802-807. pdf -
A model for a new pyramid of prenatal care based on the 11 to 13 weeks' assessment.
Nicolaides KH.
Prenat Diagn 2011;31:3-6. -
Turning the pyramid of prenatal care.
Nicolaides KH.
Fetal Diagn Ther 2011;29:183-96.