MICHELIN, Lorenzo et al. Can Operating Room Efficiency be Increased by Applying the Lean Six Sigma Models?. Archives of Clinical and Medical Case Reports, [S. l.], v. 5, n. 4, p. 549–558, 2021. Disponível em: https://fortunejournals.org/ojs/index.php/acmcr/article/view/22519. Acesso em: 15 jun. 2026.