RT Journal Article SR Electronic T1 Tip of the iceberg in idiopathic intracranial hypertension JF Practical Neurology JO Pract Neurol FD BMJ Publishing Group Ltd SP 178 OP 179 DO 10.1136/practneurol-2019-002198 VO 19 IS 2 A1 Susan P Mollan A1 James L Mitchell A1 Alexandra J Sinclair YR 2019 UL http://pn.bmj.com/content/19/2/178.abstract AB