Kanoksin, Suksan, Kethsiri Tipcome, and Sumontiya Chumpaen. 2022. “Fluid Balance Calculation Tool for Predicting Postoperative Hematocrit and Intraoperative Blood Loss During Cardiac Surgery”. The Journal of Chulabhorn Royal Academy 5 (1). Bangkok, Thailand:27-34. https://he02.tci-thaijo.org/index.php/jcra/article/view/253828.