Nuraeni, Maria, Lusia Sudarmi, and Gabriela Yesisca Noventa Panggabean. “The Effect of Free Space Variation in 3 ML K₂EDTA Vacuum Tube on the Accuracy of Hematocrit and Red Blood Cell Count Tests”. Jurnal Riset Kesehatan 15, no. 1 (May 31, 2026): 110–117. Accessed October 26, 2026. https://ejournal.poltekkes-smg.ac.id/ojs/index.php/jrk/article/view/14641.