title: Myopotential inhibition of demand pacemakers: detection by ambulatory electrocardiography.
mesh_terms: D000368:Aged; D004562:Electrocardiography; D004566:Electrodes; D006327:Heart Block / Q000628:therapy; D006801:Humans; D007537:Isometric Contraction; D008297:Male; D010138:Pacemaker, Artificial