title: Attenuation of activity in an endogenous analgesia circuit by ongoing pain in the rat.
authors.affiliation: Department of Oral and Maxillofacial Surgery, Division of Neuroscience, University of California at San Francisco, San Francisco, California 94143-0440, USA.
authors.forename: Luiz F
authors.initials: LF
authors.lastname: Ferrari
authors.forename: Robert W
authors.initials: RW
authors.lastname: Gear
authors.forename: Jon D
authors.initials: JD
authors.lastname: Levine