title: Controversy in the management of chronic cancer pain: therapeutic equivalents of IM and PO morphine.
mesh_terms: D000284:Administration, Oral; D002908:Chronic Disease; D006801:Humans; D007273:Injections, Intramuscular; D009020:Morphine / Q000008:administration & dosage*; D009369:Neoplasms / Q000503:physiopathology*; D059408:Pain Management; D013810:Therapeutic Equivalency
chemical_list: D009020:Morphine