Astien, A., Hairunisa, N., Abikusno, N., Abikusno, R., Agil, N. and T, F. 2023. Metachronous Multifocal Osteosarcoma After 5-month Therapy: Metastasis or Other Primary Lesion?. Jurnal Biomedika dan Kesehatan. 6, 3 (Dec. 2023), 347–353. DOI:https://doi.org/10.18051/JBiomedKes.2023.v6.347-353.