Wellens Syndrome: Be aware of T wave inversion M.C. Martínez-Ávila, C.I. Herrera-Arrieta, Z.M. Mondol-Almeida

Evolution of Osborn’s J-wave in severe hypothermia J.F. Muñoz Moreno, E. Rubio Prieto, M.C. Espinosa González

Applicability of an unsupervised cluster model developed on first wave COVID-19 patients in second/third wave critically ill patients Alejandro Rodríguez, Josep Gómez, Álvaro Franquet, Sandra Trefler, Emili Díaz, Jordi Sole-Violán, Rafael Zaragoza, Elisabeth Papiol, Borja Suberviola, Montserrat Vallverdú, María Jimenez-Herrera, Antonio Albaya-Moreno, Alfonso Canabal Berlanga, María del Valle Ortíz, Juan Carlos Ballesteros, Lucía López Amor, Susana Sancho Chinesta, Maria de Alba-Aparicio, Angel Estella, Ignacio Martín-Loeches, María Bodi