@article{BeissnerNoethSchockert2011,
  author    = {Florian Beißner and Ulrike N{\"o}th and Thomas Schockert},
  title     = {The problem of metal needles in acupuncture-fMRI studies},
  journal   = {Evidence-based complementary and alternative medicine : eCAM},
  volume    = {2011},
  number    = {Article ID 808203},
  doi       = {10.1155/2011/808203},
  year      = {2011},
}