1. 1. Internation Diabetes Federation. IDF diabetes atlas ninth. Dunia: IDF. 2019.
2. 2. Wu C-Z, Yuan Y-H, Liu H-H, W, et al. Epidemiologic Relationship Between Periodontitis and type 2 Diabetes Mellitus. BMC Oral Health 2020;20(1):1–15. DOI: 10.1186/s12903-020-01180-w.
3. 3. Oana AV, Caroline K, Dan O, et al. Diabetes Mellitus, and Periodontal Disease–a Two-Way Road: Current Concepts and Future Considerations (Literature Review). ESJ 2013;9(9):62–79. DOI: 10.19044/esj.2013.v9n9p%p.
4. 4. Singh M, Bain BK, Jhingran R, et al. Prevalence of Periodontal Disease in type 2 Diabetes Mellitus Patients: A Cross Sectional Study. Contemp Clin Dent 2019;10(2):62–79. DOI:10.4103/ccd.ccd_652_18.
5. 5. Genco RJ, Borgnakke WS. Diabetes as a Potential Risk for Periodontitis: Association Studies. 2020;83(1):40–45. DOI: 10.1111/prd.12270.