Prognostic accuracy of cerebroplacental ratio and middle cerebral artery Doppler for adverse perinatal outcome: systematic review and meta-analysis

C. A. Vollgraff Heidweiller-Schreurs^*, M. A. De Boer, M. W. Heymans, L. J. Schoonmade, P. M.M. Bossuyt, B. W.J. Mol, C. J.M. De Groot, C. J. Bax

^*Corresponding author for this work