1. Summary Health Statistics for US Adults: National Health Interview Survey, 2011;Schiller,2012
2. Deaths: leading causes for 2017;Heron;Natl. Vital Stat. Rep.,2019
3. Time delay to treatment and mortality in primary angioplasty for acute myocardial infarction;Giuseppe De Luca;Diabetes,2004
4. Causes of delay in seeking treatment for heart attack symptoms;Dracup;Soc. Sci. Med.,1995
5. Johns Hopkins Medicine, News & Publications, TAVR at Johns Hopkins, https://www.hopkinsmedicine.org/news/articles/tavr-at-johns-hopkins, (Accessed 2 September 2019).