%0 Journal Article %K Emergency Department %K Healthcare Quality Improvement %K Prehospital Care %K Primary Care %B BMJ Qual Saf %D 2014 %G eng %N 1 %P 47-55 %R 10.1136/bmjqs-2013-002003 %T A system-wide approach to explaining variation in potentially avoidable emergency admissions: national ecological study. %V 23 %1 https://www.ncbi.nlm.nih.gov/pubmed/23904507 %8 01/2014