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

• Hiroshi Nishiura et al. Early Epidemiological Assessment of the Virulence of Emerging Infectious Diseases: A Case Study of an Influenza Pandemic. Plos One. August 31, 2009. https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0006852

• James Gorman. The Coronavirus, by the Numbers. The New York Times, March 5th, 2020. https://www.nytimes.com/2020/03/05/health/coronavirus-deaths-rates.html

• Ryosuke Omori, Kenji Mizumoto, Hiroshi Nishiura. Ascertainment rate of novel coronavirus disease (COVID-19) in Japan. medRXid, March 10th, 2020. https://www.medrxiv.org/content/10.1101/2020.03.09.20033183v1

• Amy Maxmen. How much is coronavirus spreading under the radar? Nature News Explainer, March 13th, 2020. https://www.nature.com/articles/d41586-020-00760-8

• Alberto Fernández. Coronavirus en España (I): Razones para Actuar con Urgencia y Contundencia. Medium, March 15th, 2020. https://medium.com/@albertofffernandez/coronavirus-en-espa%C3%B1a-i-razones-para-actuar-con-urgencia-y-contundencia-bba8eafa12f

• Timothy W Russell et al. Using a delay-adjusted case fatality ratio to estimate under-reporting. CMMID Repository, March 22nd, 2020. https://cmmid.github.io/topics/covid19/severity/global_cfr_estimates.html

• Antonio J. Durán. ¿Cómo estimar el número de infectados reales por covid-19? Los casos de Andalucía e Italia. Blog IMUS, March 23rd, 2020. http://institucional.us.es/blogimus/2020/03/como-estimar-el-numero-de-infectados-reales-por-covid-19-el-caso-de-andalucia-e-italia/

• Kiko Llaneras. Los números del coronavirus: ¿Cuántos infectados hay realmente en España? El País, March 28th, 2020. https://elpais.com/politica/2020/03/24/actualidad/1585077503_994849.html

• Flaxman et al. Estimating the number of infections and the impact of nonpharmaceutical interventions on COVID-19 in 11 European countries. March 30th, 2020. https://www.imperial.ac.uk/media/imperial-college/medicine/sph/ide/gida-fellowships/Imperial-College-COVID19-Europe-estimates-and-NPI-impact-30-03-2020.pdf

• Christian Bommer, Sebastian Vollmer. Average detection rate of SARS-CoV-2 infections is estimated around six percent. April 2nd, 2020. http://www.uni-goettingen.de/de/document/download/ff656163edb6e674fdbf1642416a3fa1.pdf/Bommer%20&%20Vollmer%20(2020)%20COVID-19%20detection%20April%202nd.pdf