This is a peer-reviewed article on an observational intervention study of Project Lazarus, which is a community-based response to overdose deaths implemented in 74 of 100 North Carolina counties.
Alexandridis AA, McCort A, Ringwalt CL, et al. A statewide evaluation of seven strategies to reduce opioid overdose in North Carolina. Inj Prev. 2018; 24(1):48–54. doi:10.1136/injuryprev-2017-042396