1. Pasku D, Katonis P, Karantanas A, Hadjipavlou A (2007) Congenital posterior atlas defect associated with anterior rachischisis and early cervical degenerative disc disease: A case study and review of the literature. Acta Orthop Belg 73(2):282–285
2. Sabuncuogl H, Ozdogan S, Karadag D, Kaynak ET (2011) Congenital Hypoplasia of the Posterior Arch of the Atlas: Case Report and Extensive Review of the Literature. Turkish Neurosurgery 21(1):97–103
3. Klimo P Jr, Blumenthal DT, Couldwell WT (2003) Congenital Partial Aplasia of the Posterior Arch of the Atlas Causing Myelopathy: Case Report and Review of the Literature. SPINE 28(12):E224–E228
4. Devi BI, Shenoy SN, Panigrahi MK et al (1997) Anomaly of arch of atlas—a rare cause of symptomatic canal stenosis in children. Pediatr Neurosurg 26:214–218
5. Currarino G, Rollins N, Diehl JT (1994) Congenital defects of the posterior arch of the atlas: A report of seven cases including an affected mother and son. AJNR Am Neuroradiology 15:249–254