From the Division of Cancer Medicine, Department of Palliative, Rehabilitation and Integrative Medicine, Section of Physical Medicine and Rehabilitation, University of Texas MD Anderson Cancer Center, Houston, Texas (JBF); and Department of Physical Therapy, Fukushima Medical University, Fukushima, Japan (SM).

All correspondence should be addressed to: Jack B. Fu, MD, Department of Palliative, Rehabilitation and Integrative Medicine, University of Texas M. D. Anderson Cancer Center, 1515 Holcombe Blvd, Unit 1414, Houston, TX 77030.

We certify that no party having a direct interest in the results of the research supporting this article has or will confer a benefit on us or on any organization with which we are associated and, if applicable, we certify that all financial and material support for this research (e.g., National Institutes of Health or National Health Service grants) and work are clearly identified in the title page of the manuscript.

The data that support the findings of this study are available from the corresponding author, JBF, upon reasonable request.

The study was supported in part by the M.D. Anderson Cancer Center (grant # CA 016672).

Financial disclosure statements have been obtained, and no conflicts of interest have been reported by the authors or by any individuals in control of the content of this article.