Maternal serum screening for fetal down syndrome in women less than 35 years of age using alpha-fetoprotein, hCG, and unconjugated estriol: A prospective 2-year study
Article
Phillips, OP, Elias, S, Shulman, LP et al. (1992). Maternal serum screening for fetal down syndrome in women less than 35 years of age using alpha-fetoprotein, hCG, and unconjugated estriol: A prospective 2-year study
. OBSTETRICS AND GYNECOLOGY, 80(3), 353-358.
Phillips, OP, Elias, S, Shulman, LP et al. (1992). Maternal serum screening for fetal down syndrome in women less than 35 years of age using alpha-fetoprotein, hCG, and unconjugated estriol: A prospective 2-year study
. OBSTETRICS AND GYNECOLOGY, 80(3), 353-358.