title: Problems in interpreting electrocardiograms (ECG'S) AND QUESTIONNAIRES FOR EFFORT PAIN IN RURAL Jamaica.
mesh_terms: D000328:Adult; D000787:Angina Pectoris / Q000209:etiology*; D002037:Bundle-Branch Block / Q000175:diagnosis; D003327:Coronary Disease / Q000175:diagnosis*; D004562:Electrocardiography; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007563:Jamaica; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000175:diagnosis; D005082:Physical Exertion; D012424:Rural Population; D011795:Surveys and Questionnaires