CASTILLO VARGAS, A.; RAMÍREZ ESTRADA, S. . Digital epidemiological surveillance: the role of mobile applications in identifying positive COVID-19 cases. Revista Colombiana de Ciencias Sociales, [S. l.], v. 16, n. 2, 2025. DOI: 10.21501/22161201.4942. Disponível em: https://revistas.ucatolicaluisamigo.edu.co/RCCS/article/view/4942. Acesso em: 9 may. 2026.