Patient perspectives on outcome domains of medication adherence trials in inflammatory arthritis: an international OMERACT focus group study

Bekker CL, Bossina S, de Vera MA, Bartlett SJ, de Wit M, March L, Shea B, Evans V, Richards D, Tong A, Tugwell P, Tymms K, Scholte-Voshaar M, Kelly A, van den Bemt BJF