BAYU KUSUMO; AZZAM HIZBUR RAHMAN; MUHAMMAD YURIZAR YUDHISTIRA. Successful Surgical Management of Grade IV Internal Hemorrhoids in a Pediatric Patient: A Case Report. Bioscientia Medicina : Journal of Biomedicine and Translational Research, v. 9, n. 4, p. 6871-6883, 20 Jan. 2025.