AL-EZZI, Moath; مجلي جميل. The role of training in improving employee performance (A case study of Al-Thawra Hospital Authority General in Sana’a. Institutional Repository for Scientific Scholarship at 21 September University for Medical and Applied Sciences, اليمن، صنعاء, v. 6, n. 1, p. 1–155, 2025. DOI: 10.65693/irss.2025.v6i1.241. Disponível em: https://ojs.21umas.edu.ye/irss/article/view/241. Acesso em: 15 sep. 2026.