Design and development of an intelligent multi-sensory box breathing device integrating adaptive biofeedback for enhancedstress regulation and mental well-being. Scienxt Journal of Nursing Studies, [S. l.], v. 4, n. 1, 2026. Disponível em: https://journals.scienxt.com/index.php/sjns/article/view/201. Acesso em: 15 oct. 2026.