@misc{9690,
  author = {C. Becker and G. Brobert and S. Johansson and S. Jick and C. Meier},
  title = {Cancer risk in association with Parkinson disease: a population-based study},
  year = {2010},
  journal = {Parkinsonism Relat Disord},
  volume = {16},
  number = {3},
  pages = {186-90},
  issn = {1353-8020},
  doi = {10.1016/j.parkreldis.2009.11.005},
}