TY - GEN AU - Wright,David E AU - Bradbury,Ian TI - Repeated measures screening for Down's Syndrome SN - 1470-0328 PY - 2005///0207 KW - Biomarkers KW - blood KW - Chorionic Gonadotropin KW - Down Syndrome KW - diagnosis KW - Endopeptidases KW - Estradiol KW - False Positive Reactions KW - Female KW - Humans KW - Inhibins KW - Monte Carlo Method KW - Pregnancy KW - Pregnancy Trimester, First KW - Pregnancy Trimester, Second KW - Pregnancy-Associated Plasma Protein-A KW - analysis KW - Prenatal Diagnosis KW - methods N1 - Publication Type: Journal Article UR - https://doi.org/10.1111/j.1471-0528.2004.00343.x ER -