JAMES, Justina; NDULUE, I. T. Operations management and value chain integration in healthcare service delivery: evidence from Specialist Hospital Gombe, Nigeria. British Journal of Interdisciplinary Research, [S. l.], v. 3, n. 13, p. 37–55, 2026. DOI: 10.31039/bjir.v3i13.149. Disponível em: https://britishjir.org/index.php/bjir/article/view/149. Acesso em: 25 sep. 2026.