An overview of technologies deployed in GCC Countries to combat COVID-19. Periodicals of Engineering and Natural Sciences, [S. l.], v. 10, n. 3, p. 102–121, 2022. DOI: 10.21533/pen.v10.i3.649. Disponível em: https://pen.ius.edu.ba/index.php/pen/article/view/649. Acesso em: 24 jun. 2026.