Aleixo, Catarina, Jose Marinhas, Filipe Santos, Rolando Freitas, and Ricardo Santos Pereira. “Life-Threatening Retroperitoneal Hematoma After Percutaneous Vertebroplasty for Lumbar Fracture”. International Journal of Research in Orthopaedics 6, no. 4 (June 23, 2020): 840–843. Accessed May 21, 2026. https://www.ijoro.org/index.php/ijoro/article/view/1565.