%0 Journal Article %B Arch Surg %D 2011 %G eng %N 5 %P 545-51 %R 10.1001/archsurg.2011.106 %T Mortality rate after nonelective hospital admission. %V 146 %1 https://www.ncbi.nlm.nih.gov/pubmed/21576609 %8 05/2011