1. Division of Nursing Research and Education, Department of Population Sciences, City of Hope, Duarte, California.
2. Department of Hematology and Hematopoietic Transplantation, City of Hope, Duarte, California.
3. Department of Medical Oncology and Therapeutics Research, City of Hope, Duarte, California.
4. Vital Research, Inc., Los Angeles, California.
5. Sidney Kimmel Comprehensive Cancer Center of the Johns Hopkins Medical Institutions, Baltimore, Maryland.