1. Phyllis F. Cantor Center for Research in Nursing and Patient Care Services, Dana-Farber Cancer Institute , Boston, MA , USA
2. Department of Biostatistics and Computational Biology, Dana-Farber Cancer Institute , Boston, MA , USA
3. The Leonard P. Zakim Center for Integrative Therapies and Healthy Living, Dana-Farber Cancer Institute , Boston, MA , USA
4. Department of Medical Oncology, Dana-Farber Cancer Institute , Boston, MA , USA
5. Department of Pediatric Oncology, Dana-Farber Cancer Institute , Boston, MA , USA
6. Department of Medical Oncology, Memorial Sloan Kettering Cancer Center , New York, NY , USA
7. Biobehavioral Nursing and Health Informatics, University of Washington , Seattle, WA , USA