Authors: Phillip A Low; David Robertson; Sid Gilman; Horacio Kaufmann; Wolfgang Singer; Italo Biaggioni; Roy Freeman; Susan Perlman; Robert A Hauser; William Cheshire; Stephanie Lessig; Steven Vernino; Jay Mandrekar; William D Dupont; Thomas Chelimsky; Wendy R Galpern Journal: Lancet Neurol Date: 2014-02-05 Impact factor: 44.182