@article{WolffSandouqaBrand2016,
  author    = {Wanja Wolff and Yaser Sandouqa and Ralf Brand},
  title     = {Using, the simple sample count to estimate the frequency of prescription drug neuroenhancement in a sample of Jordan employees},
  journal   = {International journal of drug policy},
  volume    = {31},
  pages     = {51 -- 55},
  doi       = {10.1016/j.drugpo.2015.12.014},
  year      = {2016},
}