title: Nonmotor fluctuations in patients with Parkinson's disease.
authors.forename: E
authors.initials: E
authors.lastname: Friess
authors.forename: J
authors.initials: J
authors.lastname: Winkelmann
authors.forename: C
authors.initials: C
authors.lastname: Trenkwalder
mesh_terms: D000368:Aged; D001007:Anxiety / Q000175:diagnosis*; D005260:Female; D006801:Humans; D016584:Panic Disorder / Q000175:diagnosis*; D010292:Paresthesia / Q000209:etiology*; D010300:Parkinson Disease / Q000150:complications* / Q000523:psychology*