American Association for Cancer Research (AACR)http://www.aacr.org/
Arbeitsgemeinschaft f_r Internistische Onkologie (Society for Internal Oncology)(AIO)http://www.aio-portal.de/
American Society of Hematology(ASH)http://www.hematology.org/
American Cancer Societyhttp://www.cancer.org/docroot/home/index.asp
American Society of Clinical Oncology (ASCO)http://www.asco.org/
Cancer Research and Biostatistics (CRAB)http://www.crab.org/
Cancer Therapy and Research Center (CTRC), San Antoniohttp://www.ctrc.net/wps/portal
Cancer Trials Support Unit (CTSU)https://www.ctsu.org/
Cancer Research UK(CRU)http://www.cancerresearchuk.org/
Cancer Therapy Evaluation Program(CTEP)http://ctep.info.nih.gov/
Connective Tissue Oncology Society(CTOS)http://www.ctos.org/
German Society for Hemato/Oncology(DGHO)http://www.dgho.de/
The European School of Oncology (ESO) http://www.cancerworld.org/cancerworld/home.aspx?id_sito=1&id_stato=1
F_d_ration Nationale des Centres de Lutte Contre le Cancer (FNCLCC)http://www.fnclcc.fr/
Italian Group for Haematological diseases in Adults (Gruppo Italiano Malattie EMatologie dell'Adulto) (GIMEMA)http://www.gimema.org/
The German Cancer Society (GCS)http://www.krebsgesellschaft.de/
The Hope Foundationhttp://www.thehopefoundation.org/
International Network for Cancer Research and Treatment (INCTR)http://www.inctr.org/
UK Melanoma Study Group (MSG)http://www.melanomastudygroup.co.uk/
People Living With Cancer (PLWC)http://www.plwc.org/
San Antonio Cancer Institutehttp://saci.uthscsa.edu/
Society of Clinical Research Associates (SoCRA)http://www.socra.org/
The International Society of Paediatric Oncology (SIOP)http://www.siop.nl/index.html
The International Union Against Cancer (UICC)http://www.uicc.org/
European Association of Urology (UroWeb)http://www.uroweb.org/
SWOG(Southwest Oncology Group)(米国南西部臨床試験グループ)http://www.swog.org/
European Organization for Research and Treatment of Cancer (EORTC)http://www.eortc.be/
Eastern Cooperative Oncology Group (ECOG)http://www.ecog.org/
Gynecologic Oncology Group (GOG)http://www.gog.org/
National Cancer Institute of Canada - Clinical Trials Group (NCIC-CTG)http://www.ctg.queensu.ca/
National Surgical Adjuvant Breast and Bowel Project (NSABP)http://ncctg.mayo.edu/
Radiation Therapy Oncology Group (RTOG)http://www.rtog.org/
Children's Oncology Group (COG)http://www.childrensoncologygroup.org/
The Cooperative Group Programhttp://ctep.cancer.gov/resources/coop2.html
American College of Surgeons Oncology Group (ACOSOG)https://www.acosog.org/
Cancer and Leukemia Group B (CALGB)http://www.calgb.org/
Swiss Institute for Applied Cancer Research (SIAK)http://www.siak.ch/
MD Anderson Cancer Center (Univ. of Texas)http://www.mdanderson.org/
Memorial Sloan-Kettering Cancer Centerhttp://www.mskcc.org/mskcc/html/44.cfm
Roswell Park Cancer Institute (RPCI)http://www.roswellpark.org/Home
Fred Hutchinson Cancer Research Center (FHRC)http://www.fhcrc.org/
Mayo Foundationhttp://www.mayoclinic.org/
Rouen University Hospitalhttp://www.chu-rouen.fr/homeng.html
Mario Negri (Institute for Pharmacological Research)http://www.marionegri.it/mn/it/index.html
Robert-R_ssle-Klinik- Humboldt Universit_t Berlinhttp://www.rrk-berlin.de/
The University of Michigan Comprehensive Cancer Center (UMICH)http://www.cancer.med.umich.edu/
Sydney Cancer Centrehttp://www.sydneycancer.com.au/
The Seattle Cancer Care Alliancehttp://www.seattlecca.org/
The Netherlands Cancer Institute / Antoni van Leeuwenhoek Hospitalhttp://www.nki.nl/
Cliniques Universitaires St Luc / Radiaton Oncology Dept.http://www.saintluc.be/