Wigley Fredrick M, Flavahan Nicholas A
From the Division of Rheumatology (F.M.W.) and the Department of Anesthesiology and Critical Care Medicine (N.A.F.), Johns Hopkins University School of Medicine, Baltimore.
N Engl J Med. 2016 Aug 11;375(6):556-65. doi: 10.1056/NEJMra1507638.