APA (7th ed.) Citation

HFR, J., T, H., A, W., & S, E. (2020). Professional tooth cleaning prior to non-surgical periodontal therapy: A randomized clinical trial. Journal of periodontology, 91(2), 174. https://doi.org/10.1002/JPER.19-0023

Chicago Style (17th ed.) Citation

HFR, Jentsch, Heusinger T, Weickert A, and Eick S. "Professional Tooth Cleaning Prior to Non-surgical Periodontal Therapy: A Randomized Clinical Trial." Journal of Periodontology 91, no. 2 (2020): 174. https://doi.org/10.1002/JPER.19-0023.

MLA (9th ed.) Citation

HFR, Jentsch, et al. "Professional Tooth Cleaning Prior to Non-surgical Periodontal Therapy: A Randomized Clinical Trial." Journal of Periodontology, vol. 91, no. 2, 2020, p. 174, https://doi.org/10.1002/JPER.19-0023.