Practice guideline: Idiopathic normal pressure hydrocephalus: Response to shunting and predictors of response: Report of the Guideline Development, Dissemination, and Implementation Subcommittee of the American Academy of Neurology - Halperin, JJ; Kurlan, R; Schwalb, JM; Cusimano, MD; Gronseth, G; Gloss, D (Neurology, 2015)