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Citation: Am. Vintzileos et al., Cost-benefit analysis of prenatal diagnosis for Down syndrome using the British or the American approach, OBSTET GYN, 95(4), 2000, pp. 577-583

Authors: Vintzileos, AM Guzman, ER Smulian, JC Day-Salvatore, DL Knuppel, RA

Citation: Am. Vintzileos et al., Indication-specific accuracy of second-trimester genetic ultrasonography for the detection of trisomy 21, AM J OBST G, 181(5), 1999, pp. 1045-1048