Perioperative Analgesia on Postoperative Opioid Usage and Pain Control in H&N Cancer Surgery
Case Comprehensive Cancer Center
Case Comprehensive Cancer Center
Yonsei University
Tanta University
Alliance for Clinical Trials in Oncology
Pfizer
Imperial College London
Sun Yat-sen University
Nanning Second People's Hospital
National Cancer Institute (NCI)
NSABP Foundation Inc
European Organisation for Research and Treatment of Cancer - EORTC
M.D. Anderson Cancer Center
ARCAGY/ GINECO GROUP
University Hospital, Linkoeping
Tehran University of Medical Sciences
Tel-Aviv Sourasky Medical Center
Tel-Aviv Sourasky Medical Center
Medical University of Gdansk