@article{flicker2001-11405971,
  author  = {Flicker, L. and Grimley Evans, G.},
  title   = {{Piracetam for dementia or cognitive impairment}},
  journal = {The Cochrane database of systematic reviews},
  year    = {2001},
  doi     = {10.1002/14651858.cd001011},
  pmid    = {11405971},
  url     = {https://doi.org/10.1002/14651858.cd001011}
}