Use of botulinum toxin in the treatment of blepharospasm: A literature review. Research, Society and Development, [S. l.], v. 14, n. 7, p. e9114749237, 2025. DOI: 10.33448/rsd-v14i7.49237. Disponível em: https://rsdjournal.org/rsd/article/view/49237. Acesso em: 5 dec. 2025.