Alfishky, P., Nadiyah, S., Puspita, R., Ariani, R., & Pratomo, H. (2024). THE EFFECT OF THE COVID-19 TRANSITION PERIOD IN 2022-2023 ON THE NUMBER OF VOLUNTARY BLOOD DONORS BASED ON GENDER AND AGE IN SMA NEEGRI 1 SEMARANG. MEDIKA TRADA : Jurnal Teknik Elektromedik Polbitrada, 5(1), 46–51. https://doi.org/10.59485/jtemp.v5i1.59