Ortolan, A ;
Ramiro, S ;
van Gaalen, F...
Ortolan , A , Ramiro , S , van Gaalen , F , Kvien , T K , Landewe , R B M , Machado , P M , Ruyssen-Witrand , A , van Tubergen , A , Bastiaenen , C & van der Heijde , D 2021 , ' Development and validation of an alternative ankylosing spondylitis disease activity score when patient global assessment is unavailable ' , Rheumatology , vol. 60 , no. 2 , pp. 638-648 . https://doi.org/10.1093/rheumatology/keaa241.
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2021