RT Journal Article SR Electronic T1 Changes in cognitive abilities after deep brain stimulation for Parkinson disease JF Neurology JO Neurology FD Lippincott Williams & Wilkins SP e98 OP e99 DO 10.1212/WNL.0000000000001456 VO 84 IS 13 A1 Tröster, Alexander I. A1 Massano, João YR 2015 UL http://n.neurology.org/content/84/13/e98.abstract AB