Zolpidem in Parkinson's disease.

@article{Daniele1997ZolpidemIP,
  title={Zolpidem in Parkinson's disease.},
  author={Antonio Daniele and Alberto Albanese and Guido Gainotti and Bruno Gregori and Paolo Bartolomeo},
  journal={Lancet},
  year={1997},
  volume={349 9060},
  pages={1222-3}
}