The Impact of Strategic Vigilance on the Quality of Health Services A field study on sample of private health facilities in the capital city. Sana’a University Journal of Human Sciences, [S. l.], v. 3, n. 1, p. 459–496, 2024. DOI: 10.59628/jhs.v3i1.900. Disponível em: https://journals.su.edu.ye/index.php/jhs/article/view/900. Acesso em: 4 may. 2026.