A Cai, R., Beste, D., Chaplin, H., Varakliotis, S., Suffield, L., Josephs, F., …Eleftheriou, D. (2017). Developing and Evaluating JIApp: Acceptability and Usability of a Smartphone App System to Improve Self-Management in Young People With Juvenile Idiopathic Arthritis. JMIR mHealth and uHealth, 5(8), Article e121. https://doi.org/10.2196/mhealth.7229