MAULIDIYAH, N. R. HEALTHCARE 4.0 AS AN ESSENTIAL SOLUTION TO HOSPITAL OPERATING MANAGEMENT IN THE 4.0 INDUSTRY ERA. Business and Finance Journal, [S. l.], v. 8, n. 2, p. 141–147, 2023. DOI: 10.33086/bfj.v8i2.3828. Disponível em: https://journal2.unusa.ac.id/index.php/BFJ/article/view/3828. Acesso em: 15 may. 2024.