title: [A doubtful signal].
authors.forename: V F
authors.initials: VF
authors.lastname: Thomsen
mesh_terms: D006801:Humans; D019635:Neurosurgical Procedures / Q000379:methods* / Q000706:statistics & numerical data; D010300:Parkinson Disease / Q000601:surgery*; D020531:Subthalamic Nucleus / Q000601:surgery