%0 Journal Article %B N Engl J Med %D 2016 %G eng %N 16 %P 1543-51 %R 10.1056/NEJMsa1513024 %T Readmissions, Observation, and the Hospital Readmissions Reduction Program. %V 374 %1 https://www.ncbi.nlm.nih.gov/pubmed/26910198 %8 04/2016