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(A) Single patient variation of COVID-19-HF score during the observation period and change of groups. GDMT, guideline-directed medical therapies; HDLD, Hight dose loop diuretics; LD, loop diuretics; PM, pacemaker; SCD, sudden cardiac death; TAVI, transcatheter aortic valve implantation. (B) Color groups variation at the end of the observation period (percentage of patients).
