1. Department of Family Medicine, The University of Texas Medical Branch at Galveston, Galveston, TX, USA.
2. Complementary and Integrative Medicine Program, Division of Oncology, Rambam Medical Center, Haifa, Israel.
3. Department of Anesthesiology and Perioperative Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX, USA.
4. Supportive Care and Integrative Oncology, Chris O'Brien Lifehouse, Camperdown, NSW, Australia.
5. The University of Sydney School of Medicine, Sydney, NSW, Australia.
6. NICM Health Research Institute, Western Sydney University, Penrith, NSW, Australia.