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Klingberg, Eva, Hans Strid, Arne Ståhl, Anna Deminger, Hans Carlsten, Lena Öhman, and Helena Forsblad-d’Elia. "A Longitudinal Study of Fecal Calprotectin and the Development of Inflammatory Bowel Disease in Ankylosing Spondylitis." Arthritis Res Ther 2017.

Klingberg, Eva, et al. "A Longitudinal Study of Fecal Calprotectin and the Development of Inflammatory Bowel Disease in Ankylosing Spondylitis." Arthritis Res Ther 2017.