electrocardiograph; acute coronary syndrome; acute heart failure; acute heart infarction; aged; blood clot lysis; cardiogenic shock; cardiovascular disease; cardiovascular risk; cerebrovascular accident; congestive cardiomyopathy; coronary angiography; coronary artery bypass graft; coronary artery calcium score; coronavirus disease 2019; dementia; echocardiography; electrocardiography; health care delivery; heart arrhythmia; heart catheterization; heart failure; heart infarction; heart protection; heart rate; human; human tissue; ischemic heart disease; morbidity; mortality; note; percutaneous coronary intervention; risk factor; ST segment elevation myocardial infarction