Association between undetermined intent death classification and county death investigation system for drug poisoning deaths in nine US jurisdictions

• Alexander L. LundbergNorthwestern University
• George J. UnickUniversity of Maryland, Baltimore
• Danielle M. McCarthyNorthwestern University
• Sarah B WelchNorthwestern University
• Kena NolandNorthwestern University
• Katie LawlerNorthwestern University
• Maryann MasonNorthwestern University
• Lori Ann PostNorthwestern University
• Susan T. ParkerNorthwestern University