FIGURE 1

![FIGURE 1: PRISMA flow diagram or study selection process for the review of clinical efficacy and mechanisms of microneedling alone or combined with drugs for androgenetic alopecia treatment.](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12883901/bin/JOCD-25-e70726-g001.jpg)

> Source: Guorui Li et al. "Clinical Efficacy and Mechanisms of Microneedling Alone or Combined With Drugs i." *Journal of cosmetic dermatology*, 2026. PMID: [41656643](https://pubmed.ncbi.nlm.nih.gov/41656643/)

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  <img src="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12883901/bin/JOCD-25-e70726-g001.jpg" alt="PRISMA flow diagram or study selection process for the review of clinical efficacy and mechanisms of microneedling alone or combined with drugs for androgenetic alopecia treatment." />
  <figcaption>FIGURE 1. PRISMA flow diagram or study selection process for the review of clinical efficacy and mechanisms of microneedling alone or combined with drugs for androgenetic alopecia treatment.<br>  Source: Guorui Li et al. "Clinical Efficacy and Mechanisms of Microneedling Alone or Combined With Drugs i." <em>Journal of cosmetic dermatology</em>, 2026. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/41656643/">41656643</a></figcaption>
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