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Kielar AZ, Chernyak V, Bashir MR, Do RK, Fowler KJ, Santillan C, et al. An update for LI-RADS: Version 2018. Why so soon after version 2017? J Magn Reson Imaging. 2019 Dec;50(6):1990–1.

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Kielar AZ, Chernyak V, Bashir MR, Do RK, Fowler KJ, Santillan C, Sirlin CB, Mitchell DG, Cerny M, Tang A, Elsayes KM, Kamaya A, Kono Y, Arora SS. An update for LI-RADS: Version 2018. Why so soon after version 2017? J Magn Reson Imaging. 2019 Dec;50(6):1990–1991.