1. From the Out-patient Department, UV Clinic, Hanoi, Vietnam
2. Department of International Cooperation and Scientific Research, UV Clinic, Hanoi, Vietnam
3. UV Clinic, Hanoi, Vietnam
4. Out-patient Department, Vietnam National Hospital of Dermatology and Venereology, Hanoi, Vietnam
5. National Cancer Center Graduate School of Cancer Science and Policy, Republic of Korea
6. Guglielmo Marconi University, Rome, Italy