Dose-Ranging Study for Prolonged Postoperative Analgesia in Subject Undergoing Total Knee Arthroplasty

Regional Hospital Kladno, Kladno

St. Luke's Roosevelt Hospital, New York

West Alabama Research, Inc., Birmingham

The Ohio State University Medical Center, Columbus

Urazova Nemocnice Brno, Brno

The Hospital Trebic, Třebíč

Texas Tech University Health Science Center, Lubbock

Accurate Clinical Trials, Inc., Laguna Hills

California Clinical Research, Inc., Davis