1. State Key Laboratory of Military Stomatology & National Clinical Research Center for Oral Diseases & Shaanxi Engineering Research Center for Dental Materials and Advanced Manufacture, Department of Oral Implants, School of Stomatology, The Fourth Military Medical University, Xi’an 710032, Shaanxi, P. R. China
2. Department of Periodontology, School of Stomatology, The Fourth Military Medical University, Xi’an 710032, Shaanxi, P. R. China
3. Frontiers Science Center for Flexible Electronics (FSCFE), Xi’an Institute of Flexible Electronics (IFE) & Xi’an Institute of Biomedical Materials and Engineering (IBME), Northwestern Polytechnical University (NPU), Xi’an 710129, Shaanxi, P. R. China