“Acute Paraparesis Due to Aggressive Vertebral Hemangioma. Report of Two Cases and Literature Review”. Revista de la Asociación Argentina de Ortopedia Y Traumatología, vol. 86, no. 3, June 2021, pp. 398-06, https://doi.org/10.15417/issn.1852-7434.2021.86.3.1161.