TY - BOOK AU - Heath,Margaret L.(Margaret Longden) AU - Thomas,Veronica J. TI - Patient - controlled analgesia: Confidence in postoperative pain control SN - 0192621653 PY - 1993/// CY - Oxford PB - Oxford University Press KW - Analgesia, Patient KW - Controlled KW - Pain, Postoperative KW - drug therapy ER -