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An arcane pricing dispute threatens to have real-world consequences for millions of Walgreen Co. customers, who may lose their ability to fill prescriptions there starting in January.

ISPD Says MaterniT21 Test OK for High-Risk Pregnancies, Calls for Genetic Counseling
In response to the recent launch of Sequenom's MaterniT21 test to detect trisomy 21 by sequencing maternal plasma, the International Society for Prenatal Diagnosis said that while the test is "not fully diagnostic" and "constitutes an advanced screening test," it nevertheless offers "substantial new opportunities to improve prenatal screening."