Quellenangaben zu den oben erwähnten Studien:
* (Schaefer AS, Richter GM, Groessner-Schreiber B, Noack B, Nothnagel M, et al. (2009) Identification of a Shared Genetic Susceptibility Locus for Coronary Heart Disease and Periodontitis. PLoS Genet 5(2): e1000378. doi: 10.1371/journal.pgen.1000378)
** C. Ancuta et al., University of Medicine and Pharmacy, IASI, Romania. Periodontal status in patients with rheumatoid arthritis; FRIO171 abstract.mci-group.com/cgi-bin/mc/printabs.pl=
*** Davenport ES, Williams CE, Sterne CS et al.: Maternal periodontal disease and preterm low birthweight: Case-control study. J Dent Res 81, 313 (1976)