-
Inverted Pyramid of Care.
Sonek JD, Kagan KO, Nicolaides KH.
Clin Lab Med 2016;36:305-17. pdf -
Maternal thyroid function at 11-13 weeks of gestation and spontaneous preterm delivery.
Ashoor G, Maiz N, Rotas M, Jawdat F, Nicolaides KH.
Obstet Gynecol 2011;117:293-8.