Autoantibodies neutralizing type I IFNs are present in ~4% of uninfected individuals over 70 years old and account for ~20% of COVID-19 deaths Autor Bastard, P, Gervais, A, Le Voyer, T, Rosain, J, Philippot, Q, Manry, J, Michailidis, E, Hoffmann, H-H, Eto, S, Garcia-Prat, M, Bizien, L, Parra-Martínez, A, Yang, R, Haljasmägi, L, Migaud, M, Särekannu, K, Maslovskaja, J, de Prost, N, Tandjaoui-Lambiotte, Y, Luyt, C-E, Amador-Borrero, B, Gaudet, A, Poissy, J, Morel, P, Richard, P, Cognasse, F, Troya, J, Trouillet-Assant, S, Belot, A, Saker, K, Garçon, P, Rivière, JG, Lagier, J-C, Gentile, S, Rosen, LB, Shaw, E, Morio, T, Tanaka, J, Dalmau, D, Tharaux, P-L, Sene, D, Stepanian, A, Megarbane, B, Triantafyllia, V, Fekkar, A, Heath, JR, Franco, JL, Anaya, J-M, Solé-Violán, J, Imberti, L, Constantinescu, S