Onsanit, Supabhorn, Siriporn Jantharuechai, Bundit Mokarat, and Pattarapong Makarawate. 2022. “Evaluation of Time in Therapeutic Range (TTR) of Warfarin in Patients With Cardiac Valve Replacement or Atrial Fibrillation”. Srinagarind Medical Journal 36 (6):737-43. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/249356.