evidencegaps
Primary study · included by 1 review

Effects of smoking on local delivery of controlled-release doxycycline as compared to scaling and root planing.

Ryder 1999 · Ryder M I, Pons B, Adams D, et al. · Journal of clinical periodontology · 1999

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 Ryder 1999 · Supplementary Table S1; Reference 80

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

1 including review in total.