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. Author manuscript; available in PMC: 2015 Aug 1.
Published in final edited form as: Respir Physiol Neurobiol. 2014 Apr 30;199:34–40. doi: 10.1016/j.resp.2014.04.003

Figure 2.

Figure 2

Canonical plots of actual ratings from one scale, vs average ratings of the alternative scale at each work load, relative to individual maxima.