1. Veterans Affairs Palo Alto Health Care System , Palo Alto, California, USA
2. Department of Health Policy, Stanford University School of Medicine , Stanford, California, USA
3. University of California, Irvine , Irvine, California, USA
4. The George Institute for Global Health, UNSW , Sydney, NSW, Australia
5. Department of Critical Care Medicine, University of Pittsburgh , Pittsburgh, Pennsylvania, USA
6. University of the Cumberlands , Williamsburg, Kentucky, USA
7. Division of Biomedical Informatics and Genomics, Tulane University School of Medicine , New Orleans, Louisiana, USA
8. Veterans Affairs Tennessee Valley Health Care System , Nashville, Tennessee, USA
9. Department of Biomedical Informatics, Vanderbilt University , Nashville, Tennessee, USA
10. University of Arizona , Tucson, Arizona, USA
11. Health Level Seven International , Ann Arbor, Michigan, USA
12. Georgia Institute of Technology School of Interactive Computing , Atlanta, Georgia, USA
13. Regenstrief Institute Center for Biomedical Informatics , Indianapolis, Indiana, USA
14. Indiana University School of Medicine , Indianapolis, Indiana, USA