title: Calculating patient-specific risk for Down syndrome: does software matter?
authors.affiliation: Division of Reproductive and Perinatal Medicine, University of Liverpool, Liverpool Women's Hospital, Crown Street, Liverpool L8 7SS, UK. Zarko@liv.ac.uk
authors.forename: Z
authors.initials: Z
authors.lastname: Alfirevic
authors.forename: D
authors.initials: D
authors.lastname: Wright
mesh_terms: D025063:Chromosome Disorders / Q000175:diagnosis; D004314:Down Syndrome / Q000175:diagnosis*; D006801:Humans; D008403:Mass Screening; D011296:Prenatal Diagnosis / Q000379:methods*; D018570:Risk Assessment / Q000379:methods; D012307:Risk Factors; D012984:Software