Ruvalcaba Palacios G, Cantú Sánchez CM, Ruvalcaba Galván XY. Effects of diaphragmatic breathing training on autonomic activity and emotional state of irregular university students. Acta Universitaria [Internet]. 2024 May 15 [cited 2026 May 1];34:1-17. Available from: https://www.actauniversitaria.ugto.mx/index.php/acta/article/view/4049