Assessing the performance of the Birmingham Vasculitis Activity Score at diagnosis for children with antineutrophil cytoplasmic antibody-associated vasculitis in A Registry for Childhood Vasculitis (ARChiVe).

Morishita K, Li SC, Muscal E, Spalding S, Guzman J, Uribe A, Abramson L, Baszis K, Benseler S, Bowyer S, Campillo S, Chira P, Hersh AO, Higgins G, Eberhard A, Ede K, Imundo L, Jung L, Kim S, Kingsbury DJ, Klein-Gitelman M, Lawson EF, Lovell DJ, Mason T, McCurdy D, Nanda K, Nassi L, O'Neil KM, Rabinovich E, Ramsey SE, Reiff A, Rosenkranz M, Schikler K, Stevens A, Wahezi D, Cabral DA, ARChiVe Investigators Network