If you are creating a new learner account between 8am on Saturday 6 June - 8am on Monday 8 June, you might experience delays or difficulties in the process. This is due to an upgrade to a system related to new account creation. We apologise for the inconvenience.
If you are creating a new learner account between 8am on Saturday 6 June - 8am on Monday 8 June, you might experience delays or difficulties in the process. This is due to an upgrade to a system related to new account creation. We apologise for the inconvenience.
If you are creating a new learner account between 8am on Saturday 6 June - 8am on Monday 8 June, you might experience delays or difficulties in the process. This is due to an upgrade to a system related to new account creation. We apologise for the inconvenience.
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Prevalence of SARS-CoV-2 in Spain (ENE-COVID): a nationwide, population-based seroepidemiological study. Marina Pollán, Beatriz Pérez-Gómez, Roberto Pastor-Barriuso, Jesús Oteo, Miguel A Hernán, Mayte Pérez-Olmeda , Jose L Sanmartín, Aurora Fernández-García, Israel Cruz, Nerea Fernández de Larrea, Marta Molina, Francisco Rodríguez-Cabrera, Mariano Martín, Paloma Merino-Amador, Jose León Paniagua, Juan F Muñoz-Montalvo, Faustino Blanco, Raquel Yotti, on behalf of the ENE-COVID Study Group* The Lancet 2020, 366: 535-544.
Humoral immune response to SARS-CoV-2 in Iceland. Daniel F. Gudbjartsson, Ph.D.,
Gudmundur L. Norddahl, Ph.D., Pall Melsted, Ph.D., Kristbjorg Gunnarsdottir, M.Sc., Hilma Holm, M.D. et al. N. Engl. J. Med 2020; 383: 1724-1734
DOI: 10.1056/NEJMoa2026116