RT Journal Article SR Electronic T1 Responses to A practical approach to acute vertigo JF Practical Neurology JO Pract Neurol FD BMJ Publishing Group Ltd SP 52 OP 52 DO 10.1136/jnnp.2008.162545 VO 9 IS 1 A1 D Wren A1 B Moynihan A1 A Pereira YR 2009 UL http://pn.bmj.com/content/9/1/52.abstract AB