title: Respiratory depression after percutaneous cervical anterolateral cordotomy in patients on slow-release oral morphine.
mesh_terms: D000328:Adult; D000368:Aged; D002818:Cordotomy / Q000379:methods*; D003692:Delayed-Action Preparations; D005260:Female; D006801:Humans; D008297:Male; D009020:Morphine / Q000008:administration & dosage / Q000009:adverse effects*; D010148:Intractable Pain / Q000628:therapy*; D012131:Respiratory Insufficiency / Q000139:chemically induced*
chemical_list: D003692:Delayed-Action Preparations; D009020:Morphine