Foley, Kevin T.; Gupta, Sanjay K.; Justis, Jeff R.; Sherman, Michael C. (abril de 2001). «Percutaneous Pedicle Screw Fixation of the Lumbar Spine». American Association of Neurological Surgeons. Neurosurgical Focus. 10: E10. ISSN1092-0684. PMID16732626. doi:10.3171/foc.2001.10.4.11
Tumialán, Luis M.; Walkup, Raymond R.; Gupta, Sanjay K. (maio de 2008). «Minimally Invasive Retrieval of a Bullet from the L5‑S1 Neural Foramina after Transperitoneal Gunshot Wound: Technical Report». Elsevier. The Spine Journal. 9: 169–173. ISSN1529-9430. PMID18468958. doi:10.1016/j.spinee.2008.03.008
Foley, Kevin T.; Gupta, Sanjay K.; Justis, Jeff R.; Sherman, Michael C. (abril de 2001). «Percutaneous Pedicle Screw Fixation of the Lumbar Spine». American Association of Neurological Surgeons. Neurosurgical Focus. 10: E10. ISSN1092-0684. PMID16732626. doi:10.3171/foc.2001.10.4.11
Tumialán, Luis M.; Walkup, Raymond R.; Gupta, Sanjay K. (maio de 2008). «Minimally Invasive Retrieval of a Bullet from the L5‑S1 Neural Foramina after Transperitoneal Gunshot Wound: Technical Report». Elsevier. The Spine Journal. 9: 169–173. ISSN1529-9430. PMID18468958. doi:10.1016/j.spinee.2008.03.008
Foley, Kevin T.; Gupta, Sanjay K.; Justis, Jeff R.; Sherman, Michael C. (abril de 2001). «Percutaneous Pedicle Screw Fixation of the Lumbar Spine». American Association of Neurological Surgeons. Neurosurgical Focus. 10: E10. ISSN1092-0684. PMID16732626. doi:10.3171/foc.2001.10.4.11
Tumialán, Luis M.; Walkup, Raymond R.; Gupta, Sanjay K. (maio de 2008). «Minimally Invasive Retrieval of a Bullet from the L5‑S1 Neural Foramina after Transperitoneal Gunshot Wound: Technical Report». Elsevier. The Spine Journal. 9: 169–173. ISSN1529-9430. PMID18468958. doi:10.1016/j.spinee.2008.03.008