Vergun, Olena, Natalia Zaimenko, Dzhamal Rakhmetov, and Oksana Shymanska. “Symphytum Species: Distribution, Biochemistry, Pharmacology, Ecology, and Research Perspectives”. Agrobiodiversity for Improving Nutrition, Health and Life Quality 9, no. 2 (November 28, 2025). Accessed November 30, 2025. https://agrobiodiversity.uniag.sk/scientificpapers/article/view/568.