Re-Infection of COVID-19 in Lao health care workers: Vientiane capital, Champasak and Luangphabang, Lao PDR. International Journal of Public Health Asia Pacific , Khon Kaen, Thailand, v. 3, n. 7, p. 86–96, 2024. DOI: 10.62992/2a5wha16. Disponível em: https://ijphap.com/index.php/home/article/view/102.. Acesso em: 18 feb. 2025.