- American Association of Physicists in Medicine (AAPM) – www.aapm.org >>>
- American Board of Radiology (ABR) – www.theabr.org >>>
- American Society for Therapeutic Radiology And Oncology (ASTRO) – www.astro.org >>>
- Irish Association of Physical Scientists in Medicine (APSM) – www.theiapm.ie >>>
- Australasian College of Physical Scientists and Engineers in Medicine – www.acpsem.org.au >>>
- Australian and New Zealand Society of Nuclear Medicine – www.anzsnm.org.au >>>
- Canadian Organization of Medical Physicists – www.medphys.ca >>>
- European Federation of Organisations for Medical Physics – www.efomp.org >>>
- Institute of Physics and Engineering in Medicine – www.ipem.ac.uk >>>
- International Organization for Medical Physics – www.iomp.org >>>
- International Society for Magnetic Resonance in Medicine – www.ismrm.org >>>
- Japan Society of Medical Physics – www.jsmp.org/ >>>
- Radiological Society of North America – www.rsna.org >>>
- Swiss Society for Radiobiology and Medical Physics – www.sgsmp.ch/ >>>
- Medical Physics Web – medicalphysicsweb.org >>>
- International Atomic Energy Agency – www.iaea.org >>>
- International commission on radiological protection – www.icrp.org >>>