evidencegaps
Primary study · included by 1 review

Lipid peroxidation and antioxidant activity in saliva of periodontitis patients: effect of smoking and periodontal treatment.

Guentsch 2008 · Guentsch Arndt, Preshaw Philip M, Bremer-Streck Sybille, et al. · Clinical oral investigations · 2008

Included by

Impact of Traditional and Alternative Nicotine-Containing Product Use on Non-Surgical Periodontal Therapy: A Systematic Review and Network Meta-Analysis.
Non-Cochrane · intervention · 2026 · cited as Guentsch 2008 · Supplementary Table S1; Reference 54

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

1 including review in total.