ILAR (International League of Associations for Rheumatology)
EULAR (European League Against Rheumatism)
http://www.eular.org
ACR (American College of Rheumatology)
http://www.rheumatology.org
BSR (British Society for Rheumatology)
www.rheumatology.org.uk
AFLAR (African League of Associations for Rheumatology)
http://www.aflar.net/index.php
PANLAR (Panamerican League Of Associations for Rheumatology)
http://panlar.org/es/