Primary study · included by 1 review

Yussif 2019

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

Effectiveness of Vitamin C in managing gingival hyperpigmentation: A systematic review and meta-analysis.
Non-Cochrane · intervention · 2026 · cited as Yussif 2019 · Table 1; reference list

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

1 including review in total.