In recent issues, Medicine has published several PRISMA-P Systematic Review and Meta-Analysis Study Protocols[1–4] that were not clearly labeled “a protocol for systematic review” in the article title.
The list of Study Protocols will be updated to include this subtitle in the article title.
Footnotes
How to cite this article: Feng Y, Yang D-S, Tang H-B. Effectiveness of vitamin D for adult patients with gingivitis. Medicine. 2020;99:4(e19094).
References
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