PT - JOURNAL ARTICLE AU - Beachy, Micah AU - Shiffermiller, Jason AU - Vokoun, Chad TI - Prevalence of Obstructive Sleep Apnea in Patients Presenting for Hip or Knee Replacement Surgery DP - 2011 Mar 01 TA - Cleveland Clinic Journal of Medicine PG - eS18--eS19 VI - 78 IP - 3 esuppl 1 4099 - http://www.ccjm.org/content/78/3_esuppl_1/eS18.short 4100 - http://www.ccjm.org/content/78/3_esuppl_1/eS18.full SO - Cleve Clin J Med2011 Mar 01; 78