Maulidiyanti, E. T. S., Purwaningsih, N. V., Widiyastuti, R., Samsudin, R. R. and Arimurti, A. R. R. (2021) “The Effect of Storage Time for Pooled Sera on Freezers on the Quality of Clinical Chemical Examination”, Medicra (Journal of Medical Laboratory Science/Technology), 4(2), pp. 78-82. doi: 10.21070/medicra.v4i2.1613.