title: Cardiology cases.
authors.affiliation: Phoenix Home Life Mutual Insurance Company.
authors.forename: V R
authors.initials: VR
authors.lastname: Douglas
mesh_terms: D000328:Adult; D000368:Aged; D002318:Cardiovascular Diseases / Q000175:diagnosis* / Q000191:economics; D004452:Echocardiography; D004562:Electrocardiography; D005080:Exercise Test; D005260:Female; D006801:Humans; D007352:Insurance, Life; D008297:Male; D008875:Middle Aged; D015203:Reproducibility of Results