title: [Sick sinus syndrome. Clinical and electrophysiological studies].
mesh_terms: D000328:Adult; D000368:Aged; D004599:Electric Stimulation Therapy; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000503:physiopathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D010138:Pacemaker, Artificial; D012804:Sick Sinus Syndrome / Q000401:mortality / Q000503:physiopathology / Q000628:therapy*
vernacular_title: Zespół chorego wezła zatokowego. Studium kliniczne i elektrofizjologiczne.