title: Response.
authors.forename: Richard M
authors.initials: RM
authors.lastname: Young
authors.forename: Joseph
authors.initials: J
authors.lastname: O'Brien
mesh_terms: D001268:Atlanto-Axial Joint / Q000601:surgery*; D002574:Cervical Vertebrae / Q000601:surgery*; D005260:Female; D006801:Humans; D007593:Joint Instability / Q000175:diagnosis* / Q000601:surgery*; D019547:Neck Pain / Q000601:surgery*