@article{MaierHegeMuntauetal.2013,
  author    = {Esther M Maier and Inga Hege and Ania C Muntau and Johanna Huber and Martin R Fischer},
  title     = {What are effects of a spaced activation of virtual patients in a pediatric course?},
  journal   = {BMC Medical Education},
  volume    = {13},
  number    = {1},
  pages     = {45},
  doi       = {10.1186/1472-6920-13-45},
  year      = {2013},
}