Astuti, N. W., Purnamaningsih, N., & Sunarsih, T. (2021). Overview of Blood Stocks and Demand During the COVID-19 Pandemic in Blood Donation Unit PMI Sleman Yogyakarta. Jurnal Profesi Medika : Jurnal Kedokteran Dan Kesehatan, 15(1). https://doi.org/10.33533/jpm.v15i1.2910