title: Comment on "Asymptotic Phase for Stochastic Oscillators".
authors: Institute for Physics and Astronomy, University of Potsdam, Karl-Liebknecht-Strasse 24/25, 14476 Potsdam-Golm, Germany and Department of Control Theory, Nizhni Novgorod State University, Gagarin Avenue 23, 606950 Nizhni Novgorod, Russia.
authors: Arkady
authors: A
authors: Pikovsky