title: Comment on the comprehensive review of chronic pain by Vierck and the topical review of pain by Klossika et al.
authors.affiliation: Arthritis Pain Center, Easter Seals, Nashville Physical Therapy, 2410 Patterson Street, Ste. 106, Nashville, TN 37203, USA.
authors.forename: David S
authors.initials: DS
authors.lastname: Knapp
mesh_terms: D002908:Chronic Disease; D003072:Cognition Disorders / Q000150:complications / Q000503:physiopathology*; D006801:Humans; D001523:Mental Disorders / Q000150:complications / Q000503:physiopathology*; D010146:Pain / Q000150:complications / Q000503:physiopathology* / Q000523:psychology*