title: Physiology of anomalous connections in pre-excitation.
mesh_terms: D001145:Arrhythmias, Cardiac / Q000503:physiopathology*; D006327:Heart Block / Q000503:physiopathology; D006329:Heart Conduction System / Q000187:drug effects / Q000503:physiopathology*; D006801:Humans; D011802:Quinidine / Q000494:pharmacology
chemical_list: D011802:Quinidine