Johns Hopkins University School of Medicine research reveals “Medical Error” was a leading cause of death in the United States.
http://www.bmj.com/content/bmj/353/bmj.i2139.full.pdf
https://www.propublica.org/article/study-urges-cdc-to-revise-count-of-deaths-from-medical-error
http://www.thepoptort.com/2016/05/medical-errors-still-crazy-after-all-these-years.html