AUTHOR=Tang Panli , He Wei TITLE=Management of Perioperative Anticoagulation in Patients with Mechanical Heart Valve Replacement Undergoing Laparoscopic Cholecystectomy: A Case Report of Postoperative Cerebral Embolism JOURNAL=Frontiers in Surgery VOLUME=11 YEAR=2024 URL=https://www.frontiersin.org/journals/surgery/articles/10.3389/fsurg.2024.1404436 DOI=10.3389/fsurg.2024.1404436 ISSN=2296-875X