1. Department of Clinical Oncology; University of Hong Kong; Pokfulam Hong Kong SAR People's Republic of China
2. Center for Cancer Research; University of Hong Kong; Pokfulam Hong Kong SAR People's Republic of China
3. Center for Nasopharyngeal Carcinoma Research; University of Hong Kong; Pokfulam Hong Kong SAR People's Republic of China
4. Department of Clinical Oncology; Pamela Youde Nethersole Eastern Hospital; Chai Wan Hong Kong SAR People's Republic of China
5. Department of Clinical Oncology; Hong Kong University-Shenzhen Hospital; Shenzhen People's Republic of China
6. Department of Clinical Oncology; Queen Elizabeth Hospital; Kowloon Hong Kong SAR People's Republic of China
7. Department of Oncology; Princess Margaret Hospital; Kwai Chung Hong Kong SAR People's Republic of China
8. Department of Clinical Oncology; Tuen Mun Hospital; Tuen Mun Hong Kong SAR People's Republic of China