title: Lab test rules out heart attack.
mesh_terms: D002637:Chest Pain / Q000175:diagnosis; D003035:Cobalt / Q000097:blood*; D018795:Device Approval; D006801:Humans; D009203:Myocardial Infarction / Q000175:diagnosis*; D011933:Reagent Kits, Diagnostic; D012709:Serum Albumin / Q000737:chemistry*
chemical_list: D011933:Reagent Kits, Diagnostic; D012709:Serum Albumin; D003035:Cobalt