1 Division of General Internal Medicine (G.M.P., R.M.A.), Section of Palliative Care and Medical Ethics, University of Pittsburgh, Pittsburgh, Pennsylvania; Palliative Research Center (G.M.P. R.M.A.), University of Pittsburgh, Pittsburgh, Pennsylvania; Division of Pulmonary and Critical Care Medicine (J.C.R.), Rush University Medical Center, Chicago, IL, USA. Electronic address: piscitellogm@upmc.edu.
2 Division of General Internal Medicine (G.M.P., R.M.A.), Section of Palliative Care and Medical Ethics, University of Pittsburgh, Pittsburgh, Pennsylvania; Palliative Research Center (G.M.P. R.M.A.), University of Pittsburgh, Pittsburgh, Pennsylvania; Division of Pulmonary and Critical Care Medicine (J.C.R.), Rush University Medical Center, Chicago, IL, USA. Electronic address: juan_rojas@rush.edu.
3 Division of General Internal Medicine (G.M.P., R.M.A.), Section of Palliative Care and Medical Ethics, University of Pittsburgh, Pittsburgh, Pennsylvania; Palliative Research Center (G.M.P. R.M.A.), University of Pittsburgh, Pittsburgh, Pennsylvania; Division of Pulmonary and Critical Care Medicine (J.C.R.), Rush University Medical Center, Chicago, IL, USA. Electronic address: arnoldrm@upmc.edu.