ESSIEN, E. E.; ANANI , R. B.; AMADI, C. The Influence of Service Delivery System Effectiveness on Perceived Service Quality in Public Hospitals in Cross River State . Nigerian Academy of Management Journal, [S. l.], v. 18, n. 1, p. 161–170, 2023. Disponível em: http://namj.tamn-ng.org/index.php/home/article/view/355. Acesso em: 29 apr. 2026.