Cardoso de Moraes, A. .; Wanderley Interaminense, I. .; Neves Baptista Ferreira, J. .; Portela, E. .; Belém Rodrigues Barros Soares, V. .; Gomes Moreira, A. . USE OF BOTULINUM TOXIN TYPE A IN THE TREATMENT OF MASSETER MUSCLE HYPERTROPHY. EASN 2021, 1.