Optimal volume for the draw-and-return methods to enhance activated partial thromboplastin time ratio accuracy in hemodialysis patients with central venous catheters

C Thongdee, L Lumkul, P Wongyikul, N Spilles… - Heliyon, 2024 - cell.com
Background Significant errors of activated partial thromboplastin time (aPTT) ratio were
frequently observed in blood sampling from central venous dialysis catheter (CVC) of …