title: Pain control and the World Health Organization analgesic ladder.
authors.forename: V
authors.initials: V
authors.lastname: Ventafridda
authors.forename: J
authors.initials: J
authors.lastname: Stjernsward
mesh_terms: D000701:Analgesics, Opioid; D006801:Humans; D009369:Neoplasms / Q000188:drug therapy*; D010148:Intractable Pain / Q000188:drug therapy*; D010166:Palliative Care; D016032:Randomized Controlled Trials as Topic; D014944:World Health Organization
chemical_list: D000701:Analgesics, Opioid