RT Journal Article SR Electronic T1 Normal anatomy of the brain on CT and MRI with a few normal variants JF Practical Neurology JO Pract Neurol FD BMJ Publishing Group Ltd SP 225 OP 233 DO 10.1136/practneurol-2011-000139 VO 12 IS 4 A1 Shelley Renowden YR 2012 UL http://pn.bmj.com/content/12/4/225.abstract AB