BJR -- Alenfeld et al. 75 (899): 895 Figure 1

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Figure 1. Age dependency of quantitative ultrasound parameters of the Achilles+ and Sahara bone sonometer system. (a) Age dependency of Sahara speed of sound (SOS). (b) Age dependency of Achilles+ SOS. (c) Age dependency of Sahara broadband ultrasound attenuation (BUA). (d) Age dependency of Achilles+ BUA. (e) Age dependency of Sahara quantitative ultrasound index (QUI). (f) Age dependency of Achilles+ stiffness.