@misc{indiciae3e3a2c587014, title = {Computer software programs and Down's syndrome risk calculations.}, author = {G J Knight and J E Haddow and G E Palomaki and J M Donhowe and D L Witte}, year = {1996}, url = {https://pubmed.ncbi.nlm.nih.gov/8684123/}, note = {Source identifier: 8684123} }