Call for a pan-European COVID-19 response must be comprehensive – Authors' reply. Issue 10284 (24th April 2021) - Priesemann, Viola; Brinkmann, Melanie M; Ciesek, Sandra; Cuschieri, Sarah; Czypionka, Thomas; Giordano, Giulia; Hanson, Claudia; Hens, Niel; Iftekhar, Emil; Klimek, Peter; Kretzschmar, Mirjam; Peichl, Andreas; et al.