Additional file 4."Guide to QUADAS for Down's syndrome markers to predict pre-eclampsia/small for gestational age." Guide to quality assessment of included papers in review using QUADAS tool. Format: DOC Size: 42KB Download file This file can be viewed with: Microsoft Word Viewer Morris et al. BMC Pregnancy and Childbirth 2008 8:33 doi:10.1186/1471-2393-8-33 |