The Impact Of Leadership Styles On Operational Efficiency In The Saudi Red Crescent Authority During The Period (2020–2025): A Systematic Review. The Review of Diabetic Studies , [S. l.], p. 1–14, 2025. DOI: 10.70082/kv6q1h57. Disponível em: https://www.diabeticstudies.org/index.php/RDS/article/view/889. Acesso em: 19 jan. 2026.