1. Department of Microbiology and Immunology, Institutes of Medical ScienceShanghai Jiao Tong University School of Medicine Shanghai China
2. Microbiology LaboratoryShanghai Municipal Centre for Disease Control and Prevention Shanghai China
3. Expanded Program on Immunization LaboratoryShanghai Municipal Centre for Disease Control and Prevention Shanghai China
4. Department of Clinical Microbiology, Institute of Antibiotics, Huashan HospitalFudan University Shanghai China