Frequency, Clinical Characteristics and Outcome of Adults With Acute Lymphoblastic Leukemia and COVID 19 Infection in the First vs. Second Pandemic Wave in Spain

Ribera, JM; Morgades, M; Coll, R; Barba, P; Lopez-Lorenzo, JL; Montesinos, P; Foncillas, MA; Cabrero, M; Gomez-Centurion, I; Morales, MD; Varela, MR; Herrera, P; Garcia-Cadenas, I; Calbacho, M; Torrent, A; Maluquer, C; Calabuig, M; Garcia-Guinon, A; Bautista, G; Llorente, L; Gil, C; Artola, MT; Gonzalez-Campos, J; Fernandez-Moreno, A; Barez, A; Gimenez-Perez, T; Bergua, J; Sanchez-Sanchez, MJ; Mateos, MC; Pinana, JL