Gabapentin, Methadone, and Oxycodone With or Without Venlafaxine Hydrochloride in Managing Pain in Participants With Stage II-IV Squamous Cell Head and Neck Cancer Undergoing Chemoradiation Therapy
Roswell Park Cancer Institute
Roswell Park Cancer Institute
Alliance for Clinical Trials in Oncology
Case Comprehensive Cancer Center
Vanderbilt-Ingram Cancer Center
University Hospital, Ghent
University of Chicago
University of Kansas Medical Center
Roswell Park Cancer Institute
Henry Ford Health System
University of California, Davis
Vanderbilt-Ingram Cancer Center
Washington University School of Medicine