MARZĘDA, Magdalena, SWATKO, Tomasz, BLICHARZ, Agnieszka, STACHURA, Tomasz, KAMIENIAK, Maciej, JAROSZ, Piotr and KOBIAŁKA, Izabela. Effect of botulinum toxin on improving quality of life in patients with chronic migraine. Journal of Education, Health and Sport. Online. 26 September 2022. Vol. 12, no. 9, pp. 933-938. [Accessed 7 July 2025]. DOI 10.12775/JEHS.2022.12.09.107.