title: Wenckebach phenomenon of entrance block in intermittent ventricular parasystole.
mesh_terms: D000328:Adult; D004562:Electrocardiography; D006327:Heart Block / Q000503:physiopathology*; D006352:Heart Ventricles / Q000503:physiopathology*; D006801:Humans; D008297:Male; D005082:Physical Exertion; D010862:Pilocarpine
chemical_list: D010862:Pilocarpine