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2. CDC Guideline for Prescribing Opioids for Chronic Pain—United States, 2016
3. Circumstances requiring post-mortem examination to be performed by coroner: Kentucky Revised Statute. 72.025. http://www.lrc.ky.gov/statutes/statute.aspx?id=24280.
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5. State variation in certifying manner of death and drugs involved in drug intoxication deaths;Warner;Acad Forensic Pathol,2013