title: [Physical work capacity in pacemaker implanted patients with fixed heart rate during exercise].
mesh_terms: D000368:Aged; D005260:Female; D006327:Heart Block / Q000503:physiopathology* / Q000628:therapy; D006339:Heart Rate; D006801:Humans; D008297:Male; D008875:Middle Aged; D010138:Pacemaker, Artificial; D005082:Physical Exertion