title: Radiofrequency treatment in the United States.
authors.affiliation: Johns Hopkins Hospital, Department of Anesthesiology and Critical Care Medicine, Division of Pain Medicine, Baltimore, Maryland 21205, USA.
authors.forename: P W
authors.initials: PW
authors.lastname: Davies
authors.forename: F
authors.initials: F
authors.lastname: Luthardt
authors.forename: P S
authors.initials: PS
authors.lastname: Staats