[Study and relation of the electrocardiographic parameters and respiratory function tests in healthy subjects and patients with chronic bronchitides].
D001982:Bronchial Diseases / Q000175:diagnosis*; D002908:Chronic Disease; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012129:Respiratory Function Tests
Estudio y relación de parámetros electrocardiográficos y pruebas funcionales respiratorias en bronquíticos crónicos y sanos