Appendix 1 – Detailed Search Strategy for- “The Impact of Non-Surgical Periodontal Therapy on P. gingivalis Count and DAS-28 Score in Periodontitis Patients with Rheumatoid Arthritis- A Systematic Review and Meta-Analysis”

This file contains the complete electronic search strategies used in the systematic review and meta-analysis titled “The Impact of Non-Surgical Periodontal Therapy on P. gingivalis Count and DAS-28 Score in Periodontitis Patients with Rheumatoid Arthritis.” Detailed search strategies for PubMed, Embase, Scopus, and Web of Science are provided, including Boolean operators, MeSH terms, and database-specific controlled vocabulary. The number of records retrieved from each database is reported to ensure transparency, reproducibility, and methodological rigor.