[1] Univ Calif San Francisco, Dept Med, Div Palliat Med, Box 0131,533 Parnassus Ave, San Francisco, CA 94143 USA
[2] Univ Calif San Francisco, Dept Med, Div Hematol & Oncol, San Francisco, CA 94143 USA
[3] San Francisco VA Med Ctr, San Francisco, CA USA
[4] Cent Michigan Univ, Dept Psychol, Mt Pleasant, MI 48859 USA
[5] Univ Calif San Francisco, Dept Med, Osher Ctr Integrat Med, San Francisco, CA 94143 USA
[6] Univ Calif San Francisco, Helen Diller Family Comprehens Canc Ctr, San Francisco, CA 94143 USA