“Effect of Storage Duration on the Stability of Aliquot and Non-Aliquot Commercial Control Serum Levels in Creatinine Examination: Perbedaaan Lama Waktu Penyimpanan Terhadap Stabilitas Kadar Serum Kontrol Komersial Aliquot dan Non Aliquot Dalam Pemeriksaan Kreatinin”, medicra, vol. 9, no. 1, pp. 45–53, July 2026, doi: 10.21070/medicra.v9i1.1832.