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UOG.5332
UOG.5332
http://dx.doi.org/10.1002/UOG.5332
First-trimester screening for trisomy 21 by free beta-human chorionic gonadotropin and pregnancy-associated plasma protein-A: impact of maternal and pregnancy characteristics
P356
Q57917853-ABC43C88-523A-4811-A36F-0F0FF486A239
P356
UOG.5332
http://dx.doi.org/10.1002/UOG.5332