1. Department of Pharmacovigilance, Chinese Society of Toxicology, Beijing, China
2. Beijing Tiantan Hospital, Capital Medical University, Beijing, China
3. School of Public Health, Peking University Health Science Center, Beijing, China
4. Department of Pharmacovigilance, National Center for ADR Monitoring, Beijing, China
5. Department of Pharmacovigilance, ADR Monitoring Center of Jiangsu Province, Nanjing, China
6. Department of Pharmacovigilance, ADR Monitoring Center of Guangdong Province, Guangzhou, China