[1] Duke Canc Inst, Med, Durham, NC 27710 USA
[2] Duke Univ, Sch Med, Durham, NC USA
[3] Duke Univ, Sch Med, Dept Pediat, Durham, NC USA
[4] Duke Univ Hosp, Sect Palliat Care, Durham, NC USA
[5] Hosp & Palliat Nurses Assoc, Boston, MA USA
[6] Amer Acad Hosp & Palliat Med, Chicago, IL USA
[7] Healthcare Chaplaincy Network, Hlth Serv Res & Qual, New York, NY USA
[8] Univ Michigan, Med Sch, Family Med, Ann Arbor, MI 48109 USA
[9] Duke Univ, Sch Med, Obstet & Gynecol, Durham, NC USA