REFANDY, T. D. Osteosarcoma with Metastasis in Digestive System. Jurnal Kedokteran, [S. l.], v. 11, n. 3, p. 1112–1116, 2022. DOI: 10.29303/jku.v11i3.773. Disponível em: https://jku.unram.ac.id/index.php/jk/article/view/773. Acesso em: 6 may. 2024.