Meta-Analysis the Effectiveness of Speech Therapy on Phonation Improvement in People Diagnosed with Parkinsons Disease. Indonesian Journal of Medicine, [S. l.], v. 8, n. 3, p. 277–285, 2023. DOI: 10.26911/theijmed.2023.8.3.651. Disponível em: https://theijmed.com/index.php/theijmed/article/view/651. Acesso em: 17 oct. 2026.