1. Department of Preventive Dentistry, Shanghai Ninth People's Hospital, College of Stomatology Shanghai Jiao Tong University School of Medicine Shanghai PR China
2. National Clinical Research Center for Oral Diseases Shanghai PR China
3. Shanghai Key Laboratory of Stomatology & Shanghai Research Institute of Stomatology Shanghai PR China
4. Shanghai Veterinary Research Institute Chinese Academy of Agricultural Sciences Shanghai PR China
5. College of basic medicine and medical technology School of Medicine, Jiangsu University Zhenjiang PR China