TOSUN SÖNER, Hülya; SÖNER, Serdar; ERDAL ERBATUR, Meral; ÖZBEK, Mehmet. Effect of Prognostic Nutritional Index on Hospital Stay in Patients Undergoing Metallic Prosthetic Mitral Valve Surgery. The European Research Journal, [S. l.], v. 12, n. 4, p. 479–487, 2026. DOI: 10.18621/eurj.1660420. Disponível em: https://eurj.org.tr/article/view/1125. Acesso em: 5 apr. 2026.