• Increased incidence of inflammatory bowel disease on etanercept in juvenile idiopathic arthritis regardless of concomitant methotrexate use 

      van Straalen, Joeri W.; Krol, Roline; Giancane, Gabriella; Panaviene, Violeta; Ailioaie, Laura Marinela; Dolezalova, Pavla; Cattalini, Marco; Susic, Gordana; Sztajnbok, Flavio; Maritsi, Despoina; Constantin, Tamas; Sawhney, Sujata; Rygg, Marite; Oliveira, Sheila K.; Nordal, Ellen Berit; Saad-Magalhaes, C; Rubio-Perez, Nadina; Jelusic, Marija; de Roock, Sytze; Wulffraat, Nico; Ruperto, Nicolino; Swart, Joost Frans; International Trials Org, Paediatric Rheumatology (Peer reviewed; Journal article, 2021)
      Objectives: To describe risk factors for inflammatory bowel disease (IBD) development in a cohort of children with juvenile idiopathic arthritis (JIA). Methods: JIA patients who developed IBD were identified from the ...
    • Validity and Reliability of Four Parent/Patient–Reported Outcome Measures for Juvenile Idiopathic Arthritis Remote Monitoring 

      van Dijkhuizen, E. H. Pieter; Ridella, Francesca; Naddei, Roberta; Trincianti, Chiara; Avrusin, Ilia; Mazzoni, Marta; Sutera, Diana; Ayaz, Nuray Aktay; Penades, Inmaculada Calvo; Constantin, Tamas; Herlin, Troels; Oliveira, Sheila K.; Rygg, Marite; Sanner, Helga; Susic, Gordana; Sztajnbok, Flavio; Varbanova, Boriana; Ruperto, Nicolino; Ravelli, Angelo; Consolaro, Alessandro (Journal article; Peer reviewed, 2022)