作者单位:
Department of Preventive Medicine, Keck School of Medicine, University of Southern California, Los
[1]
Department of Medicine, Stanford University, Palo Alto, CA 94305, United States
[2]
Department of Epidemiology, Bloomberg School of Public Health, Johns Hopkins University, Baltimore
[3]
Departments of Epidemiology and Biostatistics, School of Public Health, Harvard University, Boston
[4]
发布时间
2013-11-20