Swiss Society of Rheumatolgy (SGR)
Ligue of Rheumatism Switzerland
Swiss Society Morbus Bechterev (SVMB)
Swiss Society of Polyarthritis (SPV)
Swiss SONography in Arthritis and Rheumatism (SONAR)
European League Against Rheumatism (EULAR)
CORRONA (The Consortium of Rheumatology Researchers of North America, Inc.)