The following material was reviewed to better understand and communicate the information conveyed in this post:
Don’t Take a Chance With a Heart Attack: Know the Facts and Act Fast http://catalog.nhlbi.nih.gov/catalog/product/Don-t-Take-a-Chance-With-a-Heart-Attack-Know-the-Facts-and-Act-Fast/11-7791
What to Do If Someone Is Having a Heart Attack http://share.upmc.com/2015/07/what-to-do-if-someone-is-having-a-heart-attack/
Diseases and Conditions: Heart Attack http://www.mayoclinic.org/diseases-conditions/heart-attack/basics/definition/con-20019520
A Possibly Lifesaving Guide to Heart Attacks http://www.nytimes.com/2015/06/23/health/a-possibly-lifesaving-guide-to-heart-attacks.html
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