1. A randomized, clinical trial to assess the relative efficacy and tolerability of two doses of etoricoxib versus naproxen in patients with ankylosing spondylitis. Issue 1 (December 2016) Authors: Balazcs, Eva; Sieper, Joachim; Bickham, Kara; Mehta, Anish; Frontera, Nancy; Stryszak, Paul; Popmihajlov, Zoran; Peloso, Paul Journal: BMC musculoskeletal disorders Issue: Volume 17:Issue 1(2016) Page Start: 1 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗