Clinical, virological and imaging profile in patients with prolonged forms of COVID-19: A cross-sectional study. Issue 2 (February 2021) - Salmon-Ceron, Dominique; Slama, Dorsaf; De Broucker, Thomas; Karmochkine, Marina; Pavie, Juliette; Sorbets, Emmanuel; Etienne, Nicolas; Batisse, Dominique; Spiridon, Gabriela; Baut, Valérie Le; Meritet, Jean-François; Pichard, Eric; et al.