Computer-modulated Patient-controlled Analgesia: Preliminary Evaluation of a Prototype
R. J.M. Mies, J. J. van der Aa, C. L. Dixon, M. Kaltenbach, H. Derendorf, N. Gravenstein
Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control Jul 1994, 19 (4) 270-276; DOI: 10.1136/rapm-00115550-199419040-00009