[Changes of the atrial wave of the electrocardiogram in subjects with hypercythemic pneumoconiosis].
D000328:Adult; D000368:Aged; D004562:Electrocardiography; D006331:Heart Diseases / Q000209:etiology*; D006801:Humans; D008875:Middle Aged; D011009:Pneumoconiosis / Q000150:complications*; D011086:Polycythemia / Q000150:complications*
Modificazioni dell'onda atriale nell'elettrocardiogramma di soggetti pneumoconiotici ipercitemici.