Parkinson's disease: What remains of the "missing heritability"?

@article{Pihlstrm2011ParkinsonsDW,
  title={Parkinson's disease: What remains of the "missing heritability"?},
  author={Lasse Pihlstr\om and Mathias Toft},
  journal={Movement disorders : official journal of the Movement Disorder Society},
  year={2011},
  volume={26 11},
  pages={1971-3}
}