D. C. Ogata, R. S. Moreira, A. R. Gomes, E. Pereira Neto, D. O. Sezerino, and M. B. Hirano, “Osteosarcoma with atypical location in an elderly female patient”, Autops. Case Rep., vol. 1, no. 4, pp. 45–49, Dec. 2011, doi: 10.4322/acr.%y.26075.