CASTAÑEDA SÁNCHEZ, Oscar; PARA SALAZAR, José Álvaro. Effect of the implementation of a quality management system in a hospital medical unit in Puebla, Mexico. Acta Universitaria, [S. l.], v. 36, p. 1–20, 2026. DOI: 10.15174/au.2026.4767. Disponível em: https://www.actauniversitaria.ugto.mx/index.php/acta/article/view/4767. Acesso em: 30 sep. 2026.