1. School of Stomatology, Qingdao University, Qingdao, Shandong, China
2. Centre of Microbiome Innovation, Jacobs School of Engineering, University of California, San Diego, La Jolla, California, 92093, USA
3. UCSD Health Department of Pediatrics, University of California, San Diego, La Jolla, California, 92093, USA
4. Department of Stomatology, Tianjin Children’s Hospital, Tianjin, 300400 China
5. Single-Cell Center, Qingdao Institute of Bioenergy and Bioprocess Technology, Chinese Academy of Sciences, Qingdao, Shandong, China
6. Stomatology Centre, Qingdao Municipal Hospital, Qingdao, Shandong, 266071 China
7. Department of Stomatology, Women & Children’s Health Care Hospital of Linyi, Linyi, Shandong, 276000 China