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One case of subependymoma of the fourth ventricle and one with hydrocephalus had characteristic symptoms of benign positional vertigo; each showed positional nystagmus of the benign paroxysmal type.<\/jats:p>","DOI":"10.1017\/s0317167100043031","type":"journal-article","created":{"date-parts":[[2016,7,28]],"date-time":"2016-07-28T11:34:01Z","timestamp":1469705641000},"page":"133-137","source":"Crossref","is-referenced-by-count":37,"title":["Positional Vertigo and Nystagmus of Central Origin"],"prefix":"10.1017","volume":"8","author":[{"given":"P.","family":"Watson","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"H.O.","family":"Barber","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"J.","family":"Deck","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"K.","family":"Terbrugge","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"56","published-online":{"date-parts":[[2015,9,18]]},"reference":[{"key":"S0317167100043031_ref243","doi-asserted-by":"publisher","DOI":"10.1288\/00005537-196407000-00003"},{"key":"S0317167100043031_ref254","volume-title":"Neural. 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