American College of Rheumatology Clinical Guidance for Multisystem Inflammatory Syndrome in Children Associated With SARS–CoV-2 and Hyperinflammation in Pediatric COVID-19: Version 2

Lauren A. Henderson, Scott W. Canna, Kevin G. Friedman, Mark Gorelik, Sivia K. Lapidus, Hamid Bassiri, Edward M. Behrens, Anne Ferris, Kate F. Kernan, Grant S. Schulert, Philip Seo, Mary Beth F. Son, Adriana H. Tremoulet, Rae S.M. Yeung, Amy S. Mudano, Amy S. Turner, David R. Karp, Jay J. Mehta