Cheng, K I Retrospective investigation of intermittent bolus intrathecal morphine for cancer pain patients. [electronic resource] - Gaoxiong yi xue ke xue za zhi = The Kaohsiung journal of medical sciences Nov 1993 - 632-42 p. digital Publication Type: Journal Article ISSN: 0257-5655 Subjects--Topical Terms: AdolescentAdultAgedFemaleHumansInjections, SpinalMaleMiddle AgedMorphine--administration & dosageNeoplasms--physiopathologyPain, Intractable--drug therapyRetrospective Studies