Department of Pathology, St. Louis University, USA

Chief of the Division of Oral and Maxillofacial Surgery, The University of Hong Kong, Hong Kong S.A.R

Fred Hutchinson Cancer Center, Department of Radiation Oncology, University of Washington Medical Center, USA

MD Anderson Cancer Center, The University of Texas, USA

Department of Otolaryngology (Head and Neck Surgery), School of Medicine, University of North Carolina, USA