Kuchnicka, Julia, Klaudia Remjasz, Wojciech Siedlecki, Jakub Aleksandrowicz, and Mateusz Fabiś. 2022. “Botulinum Toxin - Introduction, Indications and Safety of Usage”. Journal of Education, Health and Sport 12 (9):41-46. https://doi.org/10.12775/JEHS.2022.12.09.005.