Mazur, Karol, Marcin Lewicki, Dominika Mazur, and Agata Smoleń. 2021. “Efficacy and Safety of Ashwagandha Root Extract in the Treatment of Insomnia, Anxiety and Reducing Stress – Literature Review”. Journal of Education, Health and Sport 11 (12):197-202. https://doi.org/10.12775/JEHS.2021.11.12.013.