Zimmermann, H., Zimmermann, N., Hagenfeld, D., Veile, A., Kim, T., & Becher, H. (2015). Is frequency of tooth brushing a risk factor for periodontitis? A systematic review and meta-analysis. Community dentistry and oral epidemiology, 43(2), 116-127. https://doi.org/10.1111/cdoe.12126
Chicago-Zitierstil (17. Ausg.)Zimmermann, Heiko, Nils Zimmermann, Daniel Hagenfeld, Annette Veile, Ti-Sun Kim, und Heiko Becher. "Is Frequency of Tooth Brushing a Risk Factor for Periodontitis? A Systematic Review and Meta-analysis." Community Dentistry and Oral Epidemiology 43, no. 2 (2015): 116-127. https://doi.org/10.1111/cdoe.12126.
MLA-Zitierstil (9. Ausg.)Zimmermann, Heiko, et al. "Is Frequency of Tooth Brushing a Risk Factor for Periodontitis? A Systematic Review and Meta-analysis." Community Dentistry and Oral Epidemiology, vol. 43, no. 2, 2015, pp. 116-127, https://doi.org/10.1111/cdoe.12126.