@article{alves2006-16637023,
  author  = {Alves, G. and Larsen, J. P. and Emre, M. and Wentzel-Larsen, T. and Aarsland, D.},
  title   = {{Changes in motor subtype and risk for incident dementia in Parkinson's disease}},
  journal = {Movement disorders : official journal of the Movement Disorder Society},
  year    = {2006},
  doi     = {10.1002/mds.20897},
  pmid    = {16637023},
  url     = {https://doi.org/10.1002/mds.20897}
}