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ORIGINAL ARTICLE
OPEN ACCESS ‑ PEER‑REVIEWED
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Utility of the Charlson Comorbidity Index in the Preoperative Evaluation of Patients Undergoing Cardiac SurgeryDOI: 10.21470/1678-9741-2025-015 Braz J Cardiovasc Surg. 2026;41(1):e20250151 How to cite this articleManzur-Sandoval D, Echeverria-Ortuño M, Gopar-Nieto R, Rojas-Velasco G. Utility of the Charlson Comorbidity Index in the Preoperative Evaluation of Patients Undergoing Cardiac Surgery. Braz J Cardiovasc Surg. 2026;41(1):e20250151 |