title: Roche swallows Ariosa, grabs slice of prenatal test market.
authors: Mark
authors: M
authors: Ratner
mesh_terms: D004345:Drug Industry / Q000191:economics*; D006801:Humans; D011296:Prenatal Diagnosis / Q000191:economics* / Q000379:methods; D017422:Sequence Analysis, DNA / Q000191:economics*; D014481:United States