Skip to main content
. Author manuscript; available in PMC: 2011 May 31.
Published in final edited form as: J Med Speech Lang Pathol. 2008 Sep 1;16(3):141–155.

Figure 3.

Figure 3

Mean fundamental frequency variation (and standard deviation) for the PD group in the spontaneous task (white bar) and the sentence and monologue tasks in the single- and dual-task conditions.