American Association of Blood Banks
American Association for Cancer Research
American Brain Tumor Association
American Cancer Society
American Joint Committee on Cancer
American Lung Association
American Red Cross
American Society for Blood and Marrow Transplantation
American Society of Clinical Oncology
American Society of Hematology
American Society of Pediatric Hematology/Oncology
American Society for Therapeutic Radiation & Oncology
ASH ONLINE
Association of Cancer Online Resources
Association of Pediatric Oncology Nurses
Association of Oncology Social Work
Australian Cancer Society
Australian Society of Gynaecologic Oncology
British Lymphology Society
British Society for Haematology
California Blood Bank Society
Canadian Association of Radiation Oncology
Canadian Cancer Society
Canadian Oncology Societies
Cancer Therapy Evaluation Program (CTEP)
Carcinoid Cancer Foundation, Inc
Cancer Association of South Africa
Cancer Society of New Zealand
Clinical Cytometry Society
Eastern Cooperative Oncology Group (ECOG)
European Association for Cancer Research
European Hematology Association
European Org. for Research and Treatment of Cancer (EORTC)
European Society of Surgical Oncology
European Society for Therapeutic Radiology and Oncology
French Cancer Society
French Society of Haematology
German Society of Hematology and Oncology
Haematology Society of Australia and New Zealand
Haemophilia Society of Malaysia
International Agency for Research on Cancer
International Association for the Study of Lung Cancer
International Association of Cancer Registries
International Committee of Red Cross
International Myeloma Foundation
International Society for Analytical Cytology
International Society for Cutaneous Lymphomas
International Society for Experimental Hematology
International Society for Laboratory Hematology
International Society of Nurses in Cancer Care
International Society of Paediatric Oncology
International Society for Preventive Oncology
International Society on Thrombosis and Haemostasis
International Union Against Cancer
Iranblood
Iranian Hemophilia Socity
Iranian Society of Radiation Oncology
Iranian Society of Pathology
Iranian Thalassaemia Society
Irish Cancer Society
Japan Lung Cancer Society
Japanese Society of Hematology
Leukemia Society of America
Lymphoedema Association of Australia
Lymphoma Research Foundation of America
Medical Oncology Group of Australia
National Alliance of Breast Cancer Organization
National Cancer Institute of Canada (NCIC CTG)
National Cancer Registrars Association
National Childhood Cancer Foundation
National Marrow Donor Program - NMDP
North American Association of Central Cancer Registries
Oncology Nursing Society
Pennsylvania Oncology Hematology Manager's Society
Sarcoma Foundation
Society of Gynecology Oncologists
Society for Radiation Oncology Administrators
Society of Surgical Oncology
South African Haemophilia Foundation
Spanish Association of Hematology and Hemotherapy
Thalassaemia International Federation
Turkish Society of Haematology
World Federation of Hemophilia
World Health Organization