Opioid patient controlled analgesia use during the initial experience with the IMPROVE PCA trial: a phase III analgesic trial for hospitalized sickle cell patients with painful episodes.
Dampier CD, Smith WR, Kim HY, Wager CG, Bell MC, Minniti CP, Keefer J, Hsu L, Krishnamurti L, Mack AK, McClish D, McKinlay SM, Miller ST, Osunkwo I, Seaman P, Telen MJ, Weiner DL. Opioid patient controlled analgesia use during the initial experience with the IMPROVE PCA trial: a phase III analgesic trial for hospitalized sickle cell patients with painful episodes. Am J Hematol. 2011 Dec; 86(12):E70-3.