@article{Sampaio_2011,
title={Specific impairment of visual spatial covert attention mechanisms in Parkinson’s disease},
volume={49},
ISSN={0028-3932},
url={http://dx.doi.org/10.1016/j.neuropsychologia.2010.11.002},
DOI={10.1016/j.neuropsychologia.2010.11.002},
number={1},
journal={Neuropsychologia},
publisher={Elsevier BV},
author={Sampaio,
Joana and Bobrowicz-Campos,
Elzbieta and André,
Rui and Almeida,
Inês and Faria,
Pedro and Januário,
Cristina and Freire,
António and Castelo-Branco,
Miguel},
year={2011},
month=jan,
pages={34–42} }