OU-NGERN, N.; VISITNITIKIJA, C. Services Quality Development of Bangpakok 9 Hospital . Journal of Roi Et Rajabhat University, [S. l.], v. 14, n. 1, p. 210–220, 2020. Disponível em: https://so03.tci-thaijo.org/index.php/reru/article/view/200704. Acesso em: 16 sep. 2026.