Work productivity and activity impairment in patients under 18 with juvenile idiopathic arthritis (JIA): the international UCAN CAN-DU prospective study
To measure the impact, over time, of juvenile idiopathic arthritis (JIA) on the work and daily activities of patients under age 18. Data were collected in a prospective international cohort—the Canada-Netherlands Personalized Medicine Network in Childhood Arthritis and Rheumatic…