THE ANKYLOSING SPONDYLITIS DISEASE ACTIVITY SCORE IN SUBJECTS TREATED WITH ETANERCEPT (ETN) OR SULFASALAZINE: COMPARISON WITH STANDARD EFFICACY MEASURES
Author(s):
Heijde, D. van der; Braun, J.; Sieper, J.; Wishneski, C.; Vlahos, B.; Szumski, A.; Foehl, J.; Freundlich, B.; Koenig, A.
