@misc{indiciae72a0ddc9a294,
  title = {Visual-spatial ability in Parkinson's disease.},
  author = {Gregory P Crucian and Michael S Okun},
  year = {2003},
  doi = {10.2741/1171},
  url = {https://pubmed.ncbi.nlm.nih.gov/12957858/},
  note = {Source identifier: 12957858}
}