1. Medical Informatics CenterPeking University Health Science Center Beijing China
2. Department of Epidemiology and BiostatisticsPeking University Health Science Center Beijing China
3. School of Public HealthPeking University Health Science Center Beijing China
4. Key Laboratory of Carcinogenesis and Translational Research (Ministry of Education), Department of Breast OncologyPeking University Cancer Hospital & Institute Beijing China
5. Department of NeurologyPeking University People's Hospital Beijing China