1. Tuen Mun Hospital; Department of Clinical Oncology; Hong Kong China
2. Velindre NHS Trust; Cochrane Prostatic Diseases and Urological Cancers Unit, Research Dept; Velindre Road Whitchurch Cardiff Wales UK CF4 7XL
3. Pamela Youde Nethersole Eastern Hospital; Clinical Oncology; LG1 East Block 3 Lok Man Road Hong Kong China
4. VAMC; General Internal Medicine (111-0); One Veterans Drive Minneapolis Minnesota USA 55417
5. Velindre Hospital; Clinical Oncology; Whitchurch Cardiff UK CF4 7XL