Najiyyah AN, Marliana N, Hayati E, Rahmat M. Effect of Variation Natrium Sitrat Concentration and Centrifugation Time on Prothrombin Time (PT) Value. MJMLT [Internet]. 2024Oct.22 [cited 2025Apr.2];2(2):46-51. Available from: https://ojs.stikesmucis.ac.id/index.php/mjmlt/article/view/694