MCKILLOP, Donal G.; GLASS, J. Colin; KERR, Christine A.; MCCALLION, Gillian. Efficiency in Northern Ireland Hospitals: A Non-parametric Analysis. The Economic and Social Review, [S. l.], v. 30, n. 2, April, p. 175–196, 2026. Disponível em: https://esr.ie/index.php/esr/article/view/3760. Acesso em: 2 oct. 2026.