Critical Appraisal Kongstead A, Qerama E, Kasch H, Bendix T, Winther F, Korsholm L, and St ehelin Jensen T. Neck Collar, “Act-as-Usual” or Active Mobilization for Whiplash Injury? A Randomized Parallel-Group Trial.  SPINE, Volume 32, Number 6, Pages 618-626 THERAPY STUDY: Are the results of the trial valid?   What question did the study ask? How […]