@talk{MantlikBHSP2013, title = {MR-Based Attenuation Correction for Combined Brain PET/MR: Robustness of Atlas- and Pattern Recognition Method to Atlas Registration Failures}, author = {Mantlik, F. and Bezrukov, I. and Hofmann, M. and Sch{\"o}lkopf, B. and Pichler, BJ.}, year = {2013}, doi = {} }