@article{RamaekersWelSpronketal.2015,
  author    = {Johannes G. Ramaekers and Janelle H. P. Wel and Desir{\´e}e Spronk and Barbara Franke and Gunter Kenis and Stefan W. T{\"o}nnes and Kim P. C. Kuypers and Eef L. Theunissen and Peter Stiers and Robbert Jan Verkes},
  title     = {Cannabis and cocaine decrease cognitive impulse control and functional corticostriatal connectivity in drug users with low activity DBH genotypes},
  journal   = {Brain Imaging and Behavior},
  volume    = {10},
  number    = {4},
  pages     = {1254 -- 1263},
  doi       = {10.1007/s11682-015-9488-z},
  year      = {2015},
}