title: Editorial and introduction: Behavioral aspects of Parkinson's disease.
authors.affiliation: Butler Hospital, Department of Neurology, Alpert Medical School of Brown University, RI, USA.
authors.forename: Joseph H
authors.initials: JH
authors.lastname: Friedman
authors.affiliation: Chulalongkorn Center of Excellence for Parkinson's Disease & Related Disorders, Department of Medicine, Faculty of Medicine, Chulalongkorn University and King Chulalongkorn Memorial Hospital, Thai Red Cross Society, Bangkok 10330, Thailand; Department of Rehabilitation Medicine, Juntendo University, Tokyo, Japan. Electronic address: rbh@chulapd.org.
authors.forename: Roongroj
authors.initials: R
authors.lastname: Bhidayasiri
authors.affiliation: Truong Neuroscience Institute, Parkinson's and Movement Disorders Institute, Orange Coast Memorial Medical Center, Fountain Valley, CA, USA.
authors.forename: Daniel D
authors.initials: DD
authors.lastname: Truong
mesh_terms: D006801:Humans; D001523:Mental Disorders / Q000209:etiology*; D010300:Parkinson Disease / Q000150:complications*
keywords: Behavioral disorders; Non-motor symptoms; Parkinson's disease