evidencegaps
Primary study · included by 1 review

Periodontal health, oral health behaviours, and chronic obstructive pulmonary disease

Wang 2009 · Wang Zuomin, Zhou Xuan, Zhang Jing, et al. · Journal of Clinical Periodontology · 2009

Included by

Association between periodontal disease and chronic obstructive pulmonary disease: an umbrella review.
Non-Cochrane · umbrella · 2026 · cited as Wang 2009 · Supp 6 (overlap table)

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

1 including review in total.