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. Author manuscript; available in PMC: 2013 Aug 21.
Published in final edited form as: J Speech Lang Hear Res. 2009 Jun 29;52(5):1360–1369. doi: 10.1044/1092-4388(2009/08-0167)

Figure 1.

Figure 1

Audio waveforms, F0, and RMS amplitude over time for sentence 1, “His sister Mary and his brother George went along, too/” recorded before laryngectomy (pre-laryngectomy laryngeal speech) by speaker 1. F0 = fundamental frequency; RMS = root-mean-squared; Hz = Hertz; v = volts.