Park JK, Mecoli CA, Alexanderson H, Regardt M, Christopher-Stine L, Casal-Domínguez M, de Groot I, Sarver C, Lundberg IE, Bingham 3rd CO, Song YW. Advancing the development of patient-reported outcomes for adult myositis at OMERACT 2016: an international Delphi study. J Rheumatol 2017; doi:10.3899/jrheum.161252. The name of author María Casal-Domínguez was spelled incorrectly in the August 1 First Release. It has been corrected online and in the November print edition.