Yanling He Editor

Jordi Alonso, M.D., Ph.D., is Director, Program of Epidemiology and Public Health, Institut Hospital del Mar d'Investigacions Mèdiques, and Professor of Public Health, Pompeu Fabra University, Barcelona, Spain. Somnath Chatterji, M.D., is a Scientist in the Department of Health Statistics and Information Systems, World Health Organization, Geneva, Switzerland. Yanling He, M.D., is Director, Department of Epidemiology, Shanghai Mental Health Center, Shanghai, People's Republic of China.