title: Cardiac arrhythmias in hospital patients (study on 1500 Tanzanian Africans).
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001145:Arrhythmias, Cardiac / Q000150:complications / Q000453:epidemiology*; D002648:Child; D005260:Female; D006331:Heart Diseases / Q000150:complications; D006801:Humans; D008297:Male; D008875:Middle Aged; D012737:Sex Factors; D013636:Tanzania