Botulinum Toxin and Its Effects - A Study on Patient Population to Know Conditions to Which it is Frequently Applied an Observational Cohort Study. International Journal of Environmental Sciences, [S. l.], p. 289–291, 2026. DOI: 10.64252/fn3b1131. Disponível em: https://theaspd.com/index.php/ijes/article/view/13000.. Acesso em: 4 nov. 2026.