Garibaldi S 1

1. Machine learning risk prediction of mortality for patients undergoing surgery with perioperative SARS-CoV-2: The COVIDSurg mortality score
2. Patient-Reported Outcomes After First Pulmonary Vein Isolation for ParoxYsmal Atrial Fibrillation: Cryoballoon vs. Radiofrequency (SPY-AF)
3. Impact of Bacillus Calmette-Gue´rin (BCG) vaccination on postoperative mortality in patients with perioperative SARS-CoV-2 infection
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