Development of a web-based patient decision aid for initiating disease modifying anti-rheumatic drugs using user-centred design methods. - Ingrid Nota; Constance H. C. Drossaert; Heleen C. Melissant; Erik Taal; Harald E. Vonkeman; Cees J. Haagsma; Mart A. F. J. van de Laar (BMC Medical Informatics Decis. Mak., 2017)