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. Author manuscript; available in PMC: 2013 Nov 1.
Published in final edited form as: J Manipulative Physiol Ther. 2012 Nov;35(9):701–709. doi: 10.1016/j.jmpt.2012.10.014

Fig 2.

Fig 2

Mean knowledge exam scores (100-point scale) for the three cohorts at 9th and 11th quarter.