title: Avoid PCA by proxy.
authors.forename: Carol L
authors.initials: CL
authors.lastname: Sellers
mesh_terms: D016058:Analgesia, Patient-Controlled / Q000451:nursing*; D006801:Humans; D059408:Pain Management / Q000379:methods* / Q000451:nursing*; D010149:Postoperative Pain / Q000451:nursing*