title: Patient-controlled analgesia (PCA)
authors.forename: R
authors.initials: R
authors.lastname: McKenzie
mesh_terms: D000698:Analgesia / Q000295:instrumentation / Q000379:methods*; D006801:Humans; D009020:Morphine / Q000008:administration & dosage; D012651:Self Medication / Q000295:instrumentation / Q000379:methods
chemical_list: D009020:Morphine