Influence of chronic use of corticosteroids and calcineurin inhibitors on COVID-19 clinical outcomes: analysis of a nationwide registry oleh Jorge Calderón-Parra, Valentín Cuervas-Mons, Victor Moreno-Torres, Manuel Rubio-Rivas, Paloma Agudo-de Blas, Blanca Pinilla-Llorente, Cristina Helguera-Amezua, Nicolás Jiménez-García, Paula-María Pesqueira-Fontan, Manuel Méndez-Bailón, Arturo Artero, Noemí Gilabert, Fátima Ibánez-Estéllez, Santiago-Jesús Freire-Castro, Carlos Lumbreras-Bermejo, Juan-Miguel Antón-Santos