Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) BROCKMEYER DL,A new occipitocervical fusion construct in pediatric patients with occipitocervical instability,J Neurosurg,,,1999,90,4,271-275,https://cir.nii.ac.jp/crid/1570572700281259648,