RT Journal Article SR Electronic T1 Vasculitis: What Have We Learned in the Last 50 Years? JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP jrheum.220207 DO 10.3899/jrheum.220207 A1 Simon Carette YR 2022 UL http://www.jrheum.org/content/early/2022/05/10/jrheum.220207.abstract AB Realizing in the fall of 2021 that I had started medical school exactly 50 years ago, on September 7, 1971, I thought that it would be interesting for the 2022 Dunlop-Dottridge Lecture to briefly review what we knew about vasculitis prior to 1971 and then reflect on what we have learned since.