The Role of Transformational Leadership in achieving the Competitive Advantage in Private Hospitals of the Capital Secretariat Sana’a. Sana’a University Journal of Human Sciences, [S. l.], v. 4, n. 6, p. 501–536, 2025. DOI: 10.59628/jhs.v4i6.1533. Disponível em: https://journals.su.edu.ye/index.php/jhs/article/view/1533. Acesso em: 5 may. 2026.