Primary study · included by 1 review

Increased interleukin-1beta concentration in gingival crevicular fluid as a characteristic of periodontitis.

Figueredo 1999 · Figueredo C M, Ribeiro M S, Fischer R G, et al. · Journal of periodontology · 1999

Included by

Role of lactoferrin in periodontal disease: A meta-analytical assessment of its reliability as a biomarker.
Non-Cochrane · prognostic · 2026 · cited as Figueredo 1999 · Table I; reference list

The review does not say which of its outcomes this study informs.

1 including review in total.