Esfahanian, F. et al. 2026. A Systematic Review of Dermatologic Manifestations of Illicit Substance Use: Converging Vascular, Immune, and Behavioral Pathways. International Journal of Medical Toxicology and Forensic Medicine. 16, (Jun. 2026), 1–14. DOI:https://doi.org/10.22037/ijmtfm.v16.51860.