title: The increase of myocardial functional hetergeneity at excess levels of thyroid hormones in the organism.
mesh_terms: D000641:Ammonia; D000818:Animals; D001145:Arrhythmias, Cardiac / Q000209:etiology; D004562:Electrocardiography; D006321:Heart / Q000503:physiopathology*; D006339:Heart Rate; D006980:Hyperthyroidism / Q000150:complications / Q000503:physiopathology*; D008928:Mitochondria; D009206:Myocardium / Q000473:pathology; D010909:Pituitary Hormones, Posterior; D011817:Rabbits; D013963:Thyroid Hormones
chemical_list: D010909:Pituitary Hormones, Posterior; D013963:Thyroid Hormones; D000641:Ammonia