VACCINATION IMPACT: MORTALITY AND TIME SHIFT TO COVID-19 MAXIMUM SEVERITY IN HOSPITALIZED PATIENTS - AN ARGENTINE MULTICENTER REGISTRY. - Mirofsky, Matias; Boietti, Bruno; Cirelli, Delfina; Rodriguez, Claudia; Bibolini, Julian; Young, Pablo; Cámera, Luis; Pollan, Javier A.; Sanchez Thomas, Diego; Valdez, Pascual; Huespe, Ivan A. (Medicina (Buenos Aires), 2024)