International guidelines
United Kingdom
Published by:British Society for Rheumatology; British Health Professionals in Rheumatology
Last published:2014
Europe
Published by:European League Against Rheumatism
Last published:2022
Published by:EGPA Consensus Task Force
Last published:2015
North America
Published by:American College of Rheumatology
Last published:2023
Published by:American College of Rheumatology; Vasculitis Foundation
Last published:2021
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