title: Effect of freeway travel on angina pectoris.
mesh_terms: D000328:Adult; D000787:Angina Pectoris / Q000175:diagnosis / Q000209:etiology / Q000503:physiopathology*; D001794:Blood Pressure; D002248:Carbon Monoxide / Q000032:analysis; D004562:Electrocardiography; D004781:Environmental Exposure; D006321:Heart / Q000503:physiopathology*; D006339:Heart Rate; D006454:Hemoglobins / Q000032:analysis; D006801:Humans; D008297:Male; D008875:Middle Aged; D005082:Physical Exertion; D012119:Respiration; D013147:Spirometry; D001335:Vehicle Emissions; D014797:Vital Capacity
chemical_list: D006454:Hemoglobins; D001335:Vehicle Emissions; D002248:Carbon Monoxide