Chiro.Org Blog: In 1993, a formal whiplash grading system was introduced by Croft, [5, 6] and in 1995, a modified version was published by the Quebec Task Force on Whiplash-Associated Disorders (QTF-WAD). [7] These grading systems are compared in Table 1. Subsequent reports have indicated some correlation between outcome and grade of severity, [8-15] but most authors have studied only grade 1 and 2 injuries. [...]
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