Quality of causality assessment among observational studies in intensive care: A methodological review Laura Del Campo-Albendea; Ana García De La Santa Viñuela; Óscar Peñuelas; José Ignacio Pijoan Zubizarreta; Khalid Saeed Khan; Alfonso Muriel; Javier Zamora;

Electrical impedance tomography: Usefulness for respiratory physiotherapy in critical illnesses Ricardo Arriagada; María Consuelo Bachmann; Constanza San Martin; Michela Rauseo; Denise Battaglini;

Analgesia, sedation, and neuromuscular blocking agents: A standardized protocol of analgosedation in COVID-19 Cecilia Inés Loudet; Marisol García Sarubbio; María Julia Meschini; Jacqueline Vilca Becerra; María Agustina Mazzoleni; Vanesa Aramendi; Agustina Barbieri; Carolina Colavita; Gustavo Cerri; Sofía Pacho; Eliseo Hernán Ferrari; Rosa Reina;