References on Methods to Estimate the Number of Cases
Manuel Linares, Ignacio Garitano, Laura Santos, José M Ramos. Estimando el número de casos de COVID-19 a tiempo real utilizando un formulario web a través de las redes sociales: Proyecto COVID19-TRENDS. Estimation of the number of cases of COVID-19 in real time using a web form through social networks: Project COVID19-TRENDS. Medicina de Familia. SEMERGEN, April 2020. https://doi.org/10.1016/j.semerg.2020.04.001
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