APA
Barrette E., National Bureau of Economic Research, Dafny L. & Shen K. (2021). Do policies to increase access to treatment for opioid use disorder work?. Cambridge: NBER.
Chicago
Barrette Eric, National Bureau of Economic Research, Dafny Leemore and Shen Karen. 2021. Do policies to increase access to treatment for opioid use disorder work?. Cambridge: NBER.
Harvard
Barrette E., National Bureau of Economic Research, Dafny L. and Shen K. (2021). Do policies to increase access to treatment for opioid use disorder work?. Cambridge: NBER.
MLA
Barrette Eric, National Bureau of Economic Research, Dafny Leemore and Shen Karen. Do policies to increase access to treatment for opioid use disorder work?. Cambridge: NBER. 2021.