American Journal of Obstetrics and Gynecology · 1995 · 56 citations · 16 references
ChromatinTriple-marker ScreeningGenetic TestingCytogeneticsMedicineGeneticsPathologyAneuploidyPrenatal TestingMolecular Diagnostics
16
Maternal serum screening for Down's syndrome in early pregnancy.
N J Wald, Howard Cuckle, J. W. Densem et al. · BMJ · 1988 · 974 citations · Full text