evidencegaps
Primary study · included by 1 review

Periodontal disease and risk of head and neck cancer: a meta-analysis of observational studies.

Zeng, 2013 · Zeng Xian-Tao, Deng Ai-Ping, Li Cheng, et al. · PloS one · 2013

Included by

Risk of cancer in periodontal disease: an umbrella review of meta-analyses.
Non-Cochrane · aetiology · 2026 · cited as Zeng, 2013 · Supplementary Table 3 and Supplementary Table 11 (included meta-analyses)

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

1 including review in total.