Pain relief clinics.
D000776:Anesthesiology; D001416:Back Pain / Q000628:therapy; D006757:Hospital Units; D006801:Humans; D009369:Neoplasms / Q000503:physiopathology / Q000523:psychology; D010148:Intractable Pain / Q000523:psychology / Q000628:therapy*; D010166:Palliative Care / Q000379:methods*; D006113:United Kingdom