1. Vasculitis Clinic, Division of Rheumatology, Mount Sinai Hospital, University Health Network, Toronto, Canada
2. Canadian Vasculitis research network (CanVasc), Toronto, Ontario, Canada
3. Center for Medical Sciences (CISMed) and Department of Cellular, Computational and Integrative Biology (CIBIO), University of Trento, Trento, Italy
4. Rheumatology Unit, Santa Chiara Regional Hospital, Trento, APSS, Italy