@article{MoellerEtAl2009,
  author=     {M\"oller, C., and Arai, N., and L\"ucke, J., and Ziemann, U.},
  title=      {Hysteresis Effects on the Input-Output Curve of Motor Evoked Potentials},
  journal=    {Clinical Neurophysiology},
  volume=     {120},
  issue=      {5},
  pages=      {1003 -- 1008},
  year=       {2009},
  annote =    {}
}