A national non-profit patient/physician partnership providing support for sufferers of chronic headache while working to educate the public. Includes news, patient information, tools and resources.

International association of scientists and physicians dedicated to scientific exploration in the field of otolaryngology; includes organization profile, abstracts, calendar, events, FAQ, newsletter, and list of members.

Organization promotes international research and education in cardiovascular magnetic resonance; with membership details, events calendar, journal, and professional resources.