Rajapakse, P. Sunethra; McCracken, Giles I.; Gwynnett, Erika; Steen, Nick D.; Guentsch, Arndt; Heasman, Peter A. (December 2007). «Does tooth brushing influence the development and progression of non-inflammatory gingival recession? A systematic review». Journal of Clinical Periodontology34 (12): 1046-1061. PMID17953693. doi:10.1111/j.1600-051X.2007.01149.x.
Rajapakse, P. Sunethra; McCracken, Giles I.; Gwynnett, Erika; Steen, Nick D.; Guentsch, Arndt; Heasman, Peter A. (December 2007). «Does tooth brushing influence the development and progression of non-inflammatory gingival recession? A systematic review». Journal of Clinical Periodontology34 (12): 1046-1061. PMID17953693. doi:10.1111/j.1600-051X.2007.01149.x.