TY - JOUR T1 - First and second wave of coronavirus-19 disease: A comparative study in patients hospitalized in an ICU of a third-level university hospital JO - Medicina Intensiva (English Edition) T2 - AU - González-Castro,A. AU - Cuenca Fito,E. AU - Fernandez,A. AU - Escudero Acha,P. AU - Rodríguez Borregán,J.C. AU - Peñasco,Y. SN - 21735727 M3 - 10.1016/j.medine.2021.12.008 DO - 10.1016/j.medine.2021.12.008 UR - https://medintensiva.org/en-first-second-wave-coronavirus-19-disease-articulo-S2173572721002034 ER -