preferred_name: Past myocardial infarction diagnosed on ECG or other special investigation, but currently presenting no symptoms
preferred_name_lc: past myocardial infarction diagnosed on ecg or other special investigation, but currently presenting no symptoms
label: Past myocardial infarction diagnosed on EKG or other special investigation, but currently presenting no symptoms
label_lc: past myocardial infarction diagnosed on ekg or other special investigation, but currently presenting no symptoms