2026. The Effect of Ethanol Extract of Butterfly Pea Flower (Clitoria ternatea) on IL-8 (Interleukin-8) Levels: An Experimental Study in Male Wistar Strain White Rats Exposed to Cigarette Smoke. Journal of Health, Medical, and Psychological Studies. 1, 3 (Feb. 2026), 300–308. DOI:https://doi.org/10.65310/5xanz849.