1 Department of Pharmacy, Mayo Clinic, Rochester, MN, USA; Multidisciplinary Epidemiology and Translational Research in Intensive Care (METRIC) Laboratory, Mayo Clinic, Rochester, MN, USA. Electronic address: [email protected].
2 Department of Anesthesiology, Section on Critical Care Medicine, Wake Forest School of Medicine, Wake Forest Baptist Medical Center, Winston-Salem, NC, USA; Outcomes Research Consortium, Cleveland, OH, USA.