CHAIRUDDIN, B. .; SUJIANTO, S.; TUA, H. .; ADIANTO, A. Designing medical tourism policies in Siak regency at Riau Province. International Journal of Innovative Research and Scientific Studies, [S. l.], v. 8, n. 4, p. 1610–1618, 2025. DOI: 10.53894/ijirss.v8i4.8141. Disponível em: http://www.ijirss.com/index.php/ijirss/article/view/8141. Acesso em: 9 nov. 2025.