%0 Journal Article %B Health Aff (Millwood) %D 2010 %G eng %N 8 %P 1469-1475 %R 10.1377/hlthaff.2008.0966 %T No harm found when nurse anesthetists work without supervision by physicians. %V 29 %1 https://www.ncbi.nlm.nih.gov/pubmed/20679649 %8 08/2010