Development and Initial Validation of the Systemic JADAS, a New Composite Disease Activity Score for Systemic Juvenile Idiopathic Arthritis - Tibaldi, Jessica; El Miedany, Yasser; Pal, Pryiankar; Vilaiyuk, Soamarat; Khubchandani, Raju; Pardeo, Manuela; Sabui, Tapas Kumar; Sawhney, Sujata; Russo, Ricardo; Sztajnbok, Flavio; Cimaz, Rolando; Minoia, Francesca; et al. (Wiley-Blackwell, 2019)