（i）Name：Rongcun YANG （ii）Academic qualifications: 1978.9–1983.9, BS in China, Shandong University 1986.9–1989.9, MS in China, Capital Medical Universiy 1996.9–2000.4, PhD in Sweden, Karolinska Institute （iii）Previous academic positions held (in reverse chronological order): 2003.6–2006. 5, Lecture in the Johns Hopkins University School of Medicine 2000.4–2003.6, Post-doctorate in the Johns Hopkins University School of Medicine. 1983.9–1986.6, Lecturer in Capital Medical University 1983.9–1986.9, Medical doctor in the Center of Disease