Affiliation: | 1. Shandong Provincial Key Laboratory of Oral Tissue Regeneration, School of Stomatology, Shandong University, Shandong, Jinan, China.;2. Department of Periodontology, School of Stomatology, Shandong University.;3. Department of Oral and Maxillofacial Surgery, School of Stomatology, Shandong University.;4. Department of Microbiology, Key Laboratory for Experimental Teratology of Chinese Ministry of Education, School of Medicine, Shandong University. |