The Study Of Quality Improvement By Applying The Lean Approach: Survey And Case Studies Of Hospitals In Thailand. International Journal of Environmental Sciences, [S. l.], p. 7242–7264, 2025. DOI: 10.64252/zpk08z53. Disponível em: https://theaspd.com/index.php/ijes/article/view/9813.. Acesso em: 17 apr. 2026.