Research Article
Efficacy and Safety of Intra-Articular Platelet-Rich Plasma in Osteoarthritis Knee: A Systematic Review and Meta-Analysis
Figure 2
PRISMA flowchart. A total of 895 studies were evaluated. Titles and abstracts were assessed, and 39 full-text articles were eligible for evaluation. Sixteen articles were excluded, and 23 articles remained for the final analysis.