title: Perils in the pursuit of mechanisms.
authors.forename: J D
authors.initials: JD
authors.lastname: Loeser
mesh_terms: D000818:Animals; D001921:Brain / Q000503:physiopathology; D006801:Humans; D009446:Neurobiology; D010146:Pain / Q000503:physiopathology*; D013116:Spinal Cord / Q000503:physiopathology