%0 Journal Article %B BMJ %D 2011 %G eng %P d219 %R 10.1136/bmj.d219 %T Impact of a statewide intensive care unit quality improvement initiative on hospital mortality and length of stay: retrospective comparative analysis. %V 342 %1 https://www.ncbi.nlm.nih.gov/pubmed/21282262 %8 01/2011