YAN, Luzhu. Impacts And Preventions of COVID-19. Highlights in Science, Engineering and Technology, [S. l.], v. 45, p. 233–238, 2023. DOI: 10.54097/hset.v45i.7379. Disponível em: https://drpress.org/ojs/index.php/HSET/article/view/7379. Acesso em: 8 jul. 2026.