Atlases with Arcuate Foramen present cortical bone thickening that may contribute to a lower fracture risk

World Neurosurg. 2018 Jun 5. pii:S1878-8750(18)31174-4.

Sanchis-Gimeno JA, Llido S, Guede D, Nalla S, Martinez-Soriano F, Blanco-Perez E, Caeiro JR.

https://www.ncbi.nlm.nih.gov/pubmed/29883825