Patient-controlled analgesia: proven system needs guidelines.
Doyle
D J
DJ
Toronto Hospital.
D016058:Analgesia, Patient-Controlled / Q000009:adverse effects / Q000295:instrumentation / Q000592:standards*; D002170:Canada; D004869:Equipment Safety / Q000592:standards; D017408:Guidelines as Topic; D006801:Humans; D016730:Program Development / Q000379:methods