Nielsen, S.M ;
Boers, M ;
de Wit, M...
Nielsen , S M , Boers , M , de Wit , M , Shea , B , van der Windt , D A , Reeves , B C , Beaton , D , Alten , R , April , K T , Boonen , A , Escorpizo , R , Flurey , C , Furst , D E , Guillemin , F , Leong , A , Pohl , C , Rasmussen , M U , Singh , J A , Smolen , J S , Strand , V , Verstappen , S M M , Voshaar , M , Woodworth , T G , Ellingsen , T , March , L , Wells , G A , Tugwell , P & Christensen , R 2021 , ' OMERACT consensus-based operational definition of contextual factors in rheumatology clinical trials: A mixed methods study ' , Seminars in Arthritis and Rheumatism , vol. 51 , no. 3 , pp. 601-606 . https://doi.org/10.1016/j.semarthrit.2021.03.013.
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2021