The provided text consists of disclosure forms for multiple authors of a manuscript titled "Postoperative atrial fibrillation (POAF) after cardiac surgery: Clinical practice review," with manuscript number JTD-23-1626. Each form, dated January 2, 2024, asks the authors to disclose any relationships, activities, or interests that may be relevant to the content of the manuscript. The disclosure is intended to promote transparency and does not necessarily indicate bias. Authors are instructed to broadly define their relationships, even if the specific medication or product is not mentioned in the manuscript. For item #1, all support for the work reported in the manuscript should be disclosed without a time limit, while for other items, the disclosure should cover the past 36 months. Each author has certified that they have answered all questions and have not altered the wording of any questions on the form.The provided text consists of disclosure forms for multiple authors of a manuscript titled "Postoperative atrial fibrillation (POAF) after cardiac surgery: Clinical practice review," with manuscript number JTD-23-1626. Each form, dated January 2, 2024, asks the authors to disclose any relationships, activities, or interests that may be relevant to the content of the manuscript. The disclosure is intended to promote transparency and does not necessarily indicate bias. Authors are instructed to broadly define their relationships, even if the specific medication or product is not mentioned in the manuscript. For item #1, all support for the work reported in the manuscript should be disclosed without a time limit, while for other items, the disclosure should cover the past 36 months. Each author has certified that they have answered all questions and have not altered the wording of any questions on the form.