@article{ZiemonsHerzogFeinendegen2013,
  author    = {Karl Ziemons and H. Herzog and L. E. Feinendegen},
  title     = {Iterative image reconstruction with weighted pixel contribution to projection element},
  journal   = {European Journal of Nuclear Medicine},
  volume    = {16},
  number    = {7},
  pages     = {403 -- 403},
  year      = {2013},
}