@article{ravina2005-15965198,
  author  = {Ravina, Bernard M.},
  title   = {{Donepezil for dementia in Parkinson's disease: a randomised, double blind, placebo controlled, crossover study}},
  journal = {Journal of Neurology Neurosurgery \& Psychiatry},
  year    = {2005},
  doi     = {10.1136/jnnp.2004.050682},
  pmid    = {15965198},
  url     = {https://doi.org/10.1136/jnnp.2004.050682}
}