Improved physical functioning and work productivity in ankylosing spondylitis (AS) patients who were treated with adalimumab-ATLAS trial results - Vanderheijde, D; Wordsworth, P; Luo, M; Mease, P; Reveille, J; Zeidler, H; Breban, M; Westhovens, R; Chmiel, J; Chen, N; Wong, R; Davis, J (2007)