Pulse oximetry as a screening test for congenital heart defects in newborn infants: a test accuracy study with evaluation of acceptability and cost-effectiveness oleh AK Ewer, AT Furmston, LJ Middleton, JJ Deeks, JP Daniels, HM Pattison, R Powell, TE Roberts, P Barton, P Auguste, A Bhoyar, S Thangaratinam, AM Tonks, P Satodia, S Deshpande, B Kumararatne, S Sivakumar, R Mupanemunda, KS Khan