title: Reciprocation: a mechanism for tachycardias.
mesh_terms: D001283:Atrioventricular Node / Q000503:physiopathology; D006329:Heart Conduction System / Q000503:physiopathology; D006352:Heart Ventricles; D006801:Humans; D013610:Tachycardia / Q000503:physiopathology*; D014927:Wolff-Parkinson-White Syndrome / Q000503:physiopathology