■ European Institute of Oncology

■ American Cancer Society

■ Oncology Nursing Society

■ European Society of Surgical Oncology

■ Auckland Cancer Society Research Centre

■ World Health Organization

■ The National Association for Proton Therapy

■ The American Society of Clinical Oncology

■ European Association for Cancer Research

■ International Union Against Cancer

■ European Organization for Research and Treatment of Cancer

■ The Society of Surgical Oncology

■ European Cancer Organisation

■ The Hungarian Cancer Societ

■ Association of Cancer Online Resources

■ National Cancer Registrar Associations

■ American Association for Cancer Research

■ Massachusettes Medical Society

■ American Brain Tumor Association

■ American Lung Association