Recurrence patterns across medulloblastoma subgroups: an integrated clinical and molecular analysis - Vijay Ramaswamy; Marc Remke; Éric Bouffet; Cláudia C. Faria; Sébastien Perreault; Yoon-Jae Cho; David Shih; Betty Luu; Adrian M. Dubuc; Paul A. Northcott; Ulrich Schüller; Sridharan Gururangan; et al. (2013)