Affiliation: | 1. Carol Davila University of Medicine and Pharmacy, Bucharest, Romania;2. Department of Cardiological, Neural, and Metabolic Sciences, Istituto Auxologico Italiano, Istituto di Ricerca Clinico a Carattere Scientifico, San Luca Hospital, Milan, Italy;3. Department of Medicine and Surgery, University of Milano-Bicocca, Milan, Italy;1. Department of Anesthesiology and Critical Care, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania;2. Department of Statistics, The Wharton School, University of Pennsylvania, Philadelphia, Pennsylvania;3. Graduate Group in Applied Mathematics and Computational Science, School of Arts and Sciences, University of Pennsylvania, Philadelphia, Pennsylvania;4. Division of Cardiovascular Surgery, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania;5. Department of Internal Medicine, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania;6. Penn Center for Perioperative Outcomes Research and Transformation, University of Pennsylvania, Philadelphia, Pennsylvania;7. Penn''s Cardiovascular Outcomes, Quality and Evaluative Research Center, University of Pennsylvania, Philadelphia, Pennsylvania;8. Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia, Pennsylvania;9. Corporal Michael J. Crescenz Veterans Affairs Medical Center, Philadelphia, Pennsylvania |