โรจนพิทยากร ว. . Thailand Launches the Phuket Sandbox Model to Welcome Foreigners Beginning on the First of July. Journal of Health Science of Thailand, [S. l.], v. 30, n. Supplement 1, p. S1-S2, 2021. Disponível em: https://www.thaidj.org/index.php/JHS/article/view/10260. Acesso em: 8 dec. 2025.