Genetic alterations of TP53 and OTX2 indicate increased risk of relapse in WNT medulloblastomas. - Goschzik T; Mynarek M; Doerner E; Schenk A; Spier I; Warmuth-Metz M; Bison B; Obrecht D; Struve N; Kortmann RD; Schmid M; Aretz S; et al. (Acta neuropathologica, 2022)