The University of Texas MD Anderson Cancer Center, Houston, Texas, United States
East Valley Hematology and Oncology Medical Group, Burbank, California, United States
California Cancer Associates for Research & Excellence (cCARE), Escondido, California, United States
Florida Cancer Care, Plantation, Florida, United States
Coastal Pain Research, Carlsbad, California, United States
Navajo Road Pain Management Center, El Cajon, California, United States
University Hospital Hradec Kralove, Clinic of Oncology and Radiotherapy, Hradec Kralove, Czech Republic
Borsod-Abauj-Zemplen County Hospital and University Educational Hospital, Center for Clinical Oncology and Radiology, Miskolc, Hungary
Nizhny Novgorod Regional Oncology Center, Nizhny Novgorod, Russian Federation