evidencegaps
Primary study · included by 1 review

Salivary-soluble CD44 levels in smokers and non-smokers with chronic periodontitis: a pilot study.

Ghallab 2010 · Ghallab Noha, Shaker Olfat · Journal of periodontology · 2010

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 Ghallab 2010 · Supplementary Table S1; Reference 52

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

1 including review in total.