marita, okky, et al. “Age Estimation Using The Willems Method With Panoramic Radiography In Children Aged 4-15 Years At RSGM YARSI”. YARSI Medical and Dental Science - YASMINE Journal, vol. 1, no. 2, Apr. 2025, pp. 1-10, doi:10.33476/yasmine.v1i2.5510.