@article{HerzogPietrzykShahetal.2013,
  author    = {Hans Herzog and Uwe Pietrzyk and N. Jon Shah and Karl Ziemons},
  title     = {The current state, challenges and perspectives of MR-PET},
  journal   = {Neuroimage},
  volume    = {49},
  number    = {3},
  pages     = {2072 -- 2082},
  doi       = {10.1016/j.neuroimage.2009.10.036},
  year      = {2013},
}