Primary study · included by 1 review

Schildt 1998

ProbableThe reviews cited this study without a PMID, DOI or NCT, so it is matched by first author and year. Two different studies by the same author in the same year could be merged here.

Included by

Smoking and oral and pharyngeal cancer: a meta-analysis.

Non-Cochrane · aetiology · 2025 · cited as Schildt 1998 · Supplementary Table S3

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

1 including review in total.