Postoperative pain management in elderly patients: correlation between adherence to treatment guidelines and patient satisfaction.
Sauaia A, Min SJ, Leber C, Erbacher K, Abrams F, Fink R. Postoperative pain management in elderly patients: correlation between adherence to treatment guidelines and patient satisfaction. J Am Geriatr Soc. 2005 Feb; 53(2):274-82.