ARIGA, R. A.; AMELIA, R.; ASTUTI, S. B.; FAJAR, F. A. A.; ARIGA, S.; ARIGA, H. P. S.; PANE, N. K. Implementation of Lean Six Sigma in Improving Competitive Advantage through Patient Satisfaction and Nurse Resources to Face the Covid-19 Pandemic at USU Medan Hospital. Open Access Macedonian Journal of Medical Sciences, [S. l.], v. 10, n. G, p. 218–222, 2022. DOI: 10.3889/oamjms.2022.7888. Disponível em: https://oamjms.eu/index.php/mjms/article/view/7888. Acesso em: 4 may. 2024.