RT Journal Article SR Electronic T1 External validation of the SAPS3-CNIV score to predict hospital mortality following noninvasive ventilation: a retrospective single-centre study JF ERJ Open Research JO erjor FD European Respiratory Society SP 00232-2018 DO 10.1183/23120541.00232-2018 VO 5 IS 2 A1 Taha Huseini A1 David Manners A1 Simon Jones A1 Francesco Piccolo YR 2019 UL http://openres.ersjournals.com/content/5/2/00232-2018.abstract AB