Myocardial infarction in a population-based cohort of patients with biopsy-confirmed giant cell arteritis in southern Sweden by Moman Aladdin Mohammad, Martin Englund, Carl Turesson, Peter A Merkel, Pavlos Stamatis, Karl Gisslander

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Direct-to-Consumer Recruitment Methods via Traditional and Social Media to Aid in Research Accrual for Clinical Trials for Rare Diseases: Comparative Analysis Study by Janelle Applequist, Cristina Burroughs, Peter A Merkel, Marc Rothenberg, Bruce Trapnell, Robert Desnick, Mustafa Sahin, Jeffrey Krischer

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Clinical Utility of Serial Measurements of Antineutrophil Cytoplasmic Antibodies Targeting Proteinase 3 in ANCA-Associated Vasculitis by Gwen E. Thompson, Gwen E. Thompson, Lynn A. Fussner, Amber M. Hummel, Darrell R. Schroeder, Francisco Silva, Melissa R. Snyder, Carol A. Langford, Peter A. Merkel, Peter A. Merkel, Paul A. Monach, Philip Seo, Robert F. Spiera, E. William St. Clair, John H. Stone, Ulrich Specks

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A novel approach to conducting clinical trials in the community setting: utilizing patient-driven platforms and social media to drive web-based patient recruitment by Janelle Applequist, Cristina Burroughs, Artemio Ramirez, Peter A. Merkel, Marc E. Rothenberg, Bruce Trapnell, Robert J. Desnick, Mustafa Sahin, Jeffrey P. Krischer

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Distributed learning for heterogeneous clinical data with application to integrating COVID-19 data across 230 sites by Jiayi Tong, Chongliang Luo, Md Nazmul Islam, Natalie E. Sheils, John Buresh, Mackenzie Edmondson, Peter A. Merkel, Ebbing Lautenbach, Rui Duan, Yong Chen

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Adjunctive Treatment With Avacopan, an Oral C5a Receptor Inhibitor, in Patients With Antineutrophil Cytoplasmic Antibody–Associated Vasculitis by Peter A. Merkel, John Niles, Richard Jimenez, Robert F. Spiera, Brad H. Rovin, Andrew Bomback, Christian Pagnoux, Antonia Potarca, Thomas J. Schall, Pirow Bekker, for the CLASSIC Investigators

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Treatment With Avacopan in Patients With Respiratory Tract Manifestations of Antineutrophil Cytoplasmic Antibody–Associated Vasculitis by Ulrich Specks, Robert F. Spiera, Lynn A. Fussner, Robert Lebovics, Sarah Bray, Rachel E. Gurlin, Darcy Trimpe, David R. W. Jayne, Peter A. Merkel, for the ADVOCATE Study Group

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Protocol for a randomized multicenter study for isolated skin vasculitis (ARAMIS) comparing the efficacy of three drugs: azathioprine, colchicine, and dapsone by Robert G. Micheletti, Christian Pagnoux, Roy N. Tamura, Peter C. Grayson, Carol A. McAlear, Renee Borchin, Jeffrey P. Krischer, Peter A. Merkel, for the Vasculitis Clinical Research Consortium

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Diagnostic delays in vasculitis and factors associated with time to diagnosis by Antoine G. Sreih, Keri Cronin, Dianne G. Shaw, Kalen Young, Cristina Burroughs, Joyce Kullman, Kirthi Machireddy, Carol A. McAlear, Peter A. Merkel, for the Vasculitis Patient-Powered Research Network

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Comparative efficacy and safety of alternative glucocorticoids regimens in patients with ANCA-associated vasculitis: a systematic review by Linan Zeng, Michael Walsh, Alfred Mahr, Muhammad Muneeb Ahmed, Yingqi Xiao, David RW Jayne, Peter A Merkel, Reed AC Siemieniuk, Jared E Dookie, Tayler A Buchan, Rachel J Couban

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Serum biomarkers in patients with relapsing eosinophilic granulomatosis with polyangiitis (Churg-Strauss). by Christian Dejaco, Bastian Oppl, Paul Monach, David Cuthbertson, Simon Carette, Gary Hoffman, Nader Khalidi, Curry Koening, Carol Langford, Kathleen McKinnon-Maksimowicz, Philip Seo, Ulrich Specks, Steven Ytterberg, Peter A Merkel, Jochen Zwerina

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Glucocorticoid Minimization in Anti-Neutrophil Cytoplasmic Antibody-Associated Vasculitis: An International Survey of Clinicians by David Massicotte-Azarniouch, Mark Canney, Priscilla Karnabi, Peter A. Merkel, Rachel B. Jones, Ruth J. Pepper, Alan D. Salama, Vimal K. Derebail, Nataliya Milman, Mats Junek, Christian Pagnoux, David R.W. Jayne, Michael Walsh

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Plasma Exchange for ANCA-Associated Vasculitis: An International Survey of Patient PreferencesPlain Language Summary by David Collister, Mark Farrar, Lesha Farrar, Paul Brown, Michelle Booth, Tracy Firth, Alfred Mahr, Linan Zeng, Mark A. Little, Reem A. Mustafa, Lynn A. Fussner, Alexa Meara, Gordon Guyatt, David Jayne, Peter A. Merkel, Michael Walsh

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Computable phenotype for real-world, data-driven retrospective identification of relapse in ANCA-associated vasculitis by Vladimir Tesar, Conor Judge, John Kelleher, Zdenka Hrušková, Raashid Ahmed Luqmani, Jennifer Scott, Peter A Merkel, Mark A Little, Niall Conlon, Louis Aslett, Arthur White, Julie Power, Matthew A Rutherford, James Ng, Kuruvilla Sebastian, Sorcha O’Brien, Sarah M Moran

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Serum Biomarkers of Disease Activity in Longitudinal Assessment of Patients with ANCA‐Associated Vasculitis by Paul A. Monach, Roscoe L. Warner, Robert Lew, Gunnar Tómasson, Ulrich Specks, John H. Stone, Fernando C. Fervenza, Gary S. Hoffman, Cees G. M. Kallenberg, Carol A. Langford, Philip Seo, E. William St. Clair, Robert Spiera, Kent J. Johnson, Peter A. Merkel

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Effects of the COVID‐19 Pandemic on Patients Living With Vasculitis by Shubhasree Banerjee, Michael George, Kalen Young, Shilpa Venkatachalam, Jennifer Gordon, Cristina Burroughs, David Curtis, Marcela Ferrada, Kelly Gavigan, Peter C. Grayson, Joyce Kullman, Maria I. Danila, Jeffrey R. Curtis, Dianne G. Shaw, W. Benjamin Nowell, Peter A. Merkel, the Vasculitis Patient‐Powered Research Network

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Risk of relapse of ANCA-associated vasculitis among patients homozygous for the proteinase 3 gene Val119Ile polymorphism by John H Stone, Peter C Grayson, Ulrich Specks, E William St Clair, Peter A Merkel, Philip Seo, Carol A Langford, Paul A Monach, Cees G M Kallenberg, Robert F Spiera, Fernando C Fervenza, Zuoming Deng, Wei Tew, Marta Casal Moura, Stephen R Brooks, Marco Prunotto

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Combined Orbital and Cranial Vessel Wall Magnetic Resonance Imaging for the Assessment of Disease Activity in Giant Cell Arteritis by Rennie L. Rhee, Ryan Rebello, Madhura A. Tamhankar, Shubhasree Banerjee, Fang Liu, Quy Cao, Robert Kurtz, Joshua F. Baker, Zhaoyang Fan, Vatsal Bhatt, Naomi Amudala, Sherry Chou, Rui Liang, Marisa Sanchez, Morgan Burke, Lisa Desiderio, Laurie A. Loevner, Jeffrey S. Morris, Peter A. Merkel, Jae W. Song

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Neutrophil activation in patients with anti-neutrophil cytoplasmic autoantibody-associated vasculitis and large-vessel vasculitis by Despina Michailidou, Bhargavi Duvvuri, Runa Kuley, David Cuthbertson, Peter C. Grayson, Nader A. Khalidi, Curry L. Koening, Carol A. Langford, Carol A. McAlear, Larry W. Moreland, Christian Pagnoux, Philip Seo, Ulrich Specks, Antoine G. Sreih, Kenneth J. Warrington, Tomas Mustelin, Paul A. Monach, Peter A. Merkel, Christian Lood

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Fc receptor-like 5 and anti-CD20 treatment response in granulomatosis with polyangiitis and microscopic polyangiitis by Kasia Owczarczyk, Matthew D. Cascino, Cecile Holweg, Gaik W. Tew, Ward Ortmann, Timothy Behrens, Thomas Schindler, Carol A. Langford, E. William St. Clair, Peter A. Merkel, Robert Spiera, Philip Seo, Cees G.M. Kallenberg, Ulrich Specks, Noha Lim, John Stone, Paul Brunetta, Marco Prunotto, the RAVE-ITN Research Group

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