chest pain, acute myocardial infarction, angina pectoris, coronary artery disease, chest pain, acute myocardial infarction, angina pectoris, coronary heart disease, lipid testing, suspected acute coronary syndrome, Apo B, apolipoprotein B, coronary heart disease, CHD
 emergency department, ED,  high density lipoprotein cholesterol, HDL-C, low density lipoprotein cholesterol, LDL-C, National Heart Foundation, NHF, total cholesterol, TC