McGovern Medical School of the University of Texas Health Science Center at Houston

Northwestern University, Feinberg School of Medicine

University of California, Los Angeles

Medical University of Plovdiv

University of Adelaide

China Medical University & Hospital

National University of Singapore

The Queen Elizabeth Hospital, Adelaide

Chairman, Department of Otorhinolaryngology, University of Fukui

Chulalongkorn University, Bangkok

Bumrungrad International Hospital

National University of Singapore

McMaster University

University of Toronto

Chang Gung Memorial Hospital, LinKou Branch