The importance of abnormal left axis deviation in life assurance.
D000328:Adult; D000368:Aged; D002037:Bundle-Branch Block / Q000150:complications / Q000175:diagnosis; D003327:Coronary Disease / Q000150:complications; D004562:Electrocardiography; D005260:Female; D006327:Heart Block / Q000150:complications / Q000175:diagnosis* / Q000209:etiology / Q000401:mortality; D006801:Humans; D007352:Insurance, Life; D008875:Middle Aged; D011247:Pregnancy