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Fig. 2F —57-year-old man with cervical lymph node metastasis from squamous cell carcinoma. Software automatically supplies signal intensity-time curves and numeric values of peak, mean, and SD (StdDev) signal intensities for areas of maximum (E) and minimum (F) signal intensity. Time in seconds is shown on x-axis, and y-axis shows signal intensity as percentage, with 100% being maximum intensity.