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Figure 1: Spectrum of the target test reading (first 3 min), a male voice reading in Swedish from the book The Wonderful Adventures of Nils Holgersson by S. Lagerlöf[25,26]>/sup>

Figure 1: Spectrum of the target test reading (first 3 min), a male voice reading in Swedish from the book <i>The Wonderful Adventures of Nils Holgersson</i> by S. Lagerlöf<sup>[25,26]>/sup>