Indrati, Rini, Rini Indrati, Dewi Kartikasari, Dewi Kartikasari, and Sri Mulyati. 2020. “Optimization of Radiation Dose for Sacrum Bone Examination With AP, Axial AP and Axial PA Projections”. International Journal of Psychosocial Rehabilitation 24 (6): 2721-32. https://doi.org/10.61841/jedne663.