BARATI, AmirReza. Threshold and regime effects of policy uncertainty on health tourism investment: points needing clarification. Social Determinants of Health, [S. l.], v. 12, n. 1, p. 1–2, 2026. DOI: 10.22037/sdh.v12i1.53615. Disponível em: https://journals.sbmu.ac.ir/sdh/article/view/53615. Acesso em: 24 oct. 2026.