%0 Government Document
%B MMWR Morb Mortal Wkly Rep
%D 2016
%G eng
%N 41
%P 1125-1131
%R 10.15585/mmwr.mm6541a1
%T Declines in Opioid Prescribing After a Private Insurer Policy Change - Massachusetts, 2011-2015.
%V 65
%1 https://www.ncbi.nlm.nih.gov/pubmed/27764082
%8 10/2016