RT Journal Article SR Electronic T1 Ocular MR Imaging as a Substitute for Ultrasound during the COVID-19 Pandemic JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology DO 10.3174/ajnr.A6819 A1 Purcell, Y.M. A1 Bergès, O. A1 Savatovsky, J. A1 Lecler, A. YR 2020 UL http://www.ajnr.org/content/early/2020/11/05/ajnr.A6819.abstract AB