AHMED, S. A.; MOHAMMED, U.; GARBA, E. S.; CALVIN, B.; SHEHU, M. S. Primary mesenteric extraskeletal osteosarcoma. Nigerian Journal of Basic and Clinical Sciences, Nigeria, v. 10, n. 2, 2026. DOI: 10.65843/nrv0qr37. Disponível em: https://njbcs.ng/index.php/njbcs/article/view/1454. Acesso em: 2 may. 2026.