LOPHONGPANIT, P. .; KANKARN, W. . An assessment of social return on investment for model of health tourism for elderly under the Philosophy of Sufficiency Economy. UBRU Journal for Public Health Research, [S. l.], v. 10, n. 1, p. 36–45, 2021. Disponível em: https://he02.tci-thaijo.org/index.php/ubruphjou/article/view/241271. Acesso em: 26 apr. 2024.