Authors: Peter Cram; Levent Bayman; Ioana Popescu; Mary S Vaughan-Sarrazin; Xueya Cai; Gary E Rosenthal Journal: BMC Health Serv Res Date: 2010-04-07 Impact factor: 2.655
Authors: Amber E Barnato; Judith A Tate; Keri L Rodriguez; Susan L Zickmund; Robert M Arnold Journal: Intensive Care Med Date: 2012-09-01 Impact factor: 17.440