PT - JOURNAL ARTICLE ED - , TI - EDITORIAL EXPRESSION OF CONCERN: Herpes zoster as a risk factor for stroke and TIA: A retrospective cohort study in the UK AID - 10.1212/WNL.0000000000000277 DP - 2014 Feb 05 TA - Neurology PG - 10.1212/WNL.0000000000000277 4099 - http://n.neurology.org/content/early/2014/06/13/WNL.0000000000000277.short 4100 - http://n.neurology.org/content/early/2014/06/13/WNL.0000000000000277.full