Young, Jason P The ponticulus posticus: implications for screw insertion into the first cervical lateral mass. [electronic resource] - The Journal of bone and joint surgery. American volume Nov 2005 - 2495-8 p. digital Publication Type: Journal Article ISSN: 0021-9355 Standard No.: 10.2106/JBJS.E.00184 doi Subjects--Topical Terms: Bone ScrewsCervical Atlas--abnormalitiesHumansMusculoskeletal Abnormalities--epidemiologyOrthopedic Procedures--instrumentationPrevalenceRadiography