AUTHOR=De Simone Roberto , Ranieri Angelo TITLE=Commentary: Idiopathic Intracranial Hypertension Without Papilledema (IIHWOP) in Chronic Refractory Headache JOURNAL=Frontiers in Neurology VOLUME=10 YEAR=2019 URL=https://www.frontiersin.org/journals/neurology/articles/10.3389/fneur.2019.00039 DOI=10.3389/fneur.2019.00039 ISSN=1664-2295