TY - GEN AU - Weng,L AU - Reid,J M AU - Shankar,P M AU - Soetano,K AU - Lu,X M TI - Nonuniform phase distribution in ultrasound speckle analysis. II. Parametric expression and a frequency sweeping technique to measure mean scatterer spacing SN - 0885-3010 PY - 2012///1002 N1 - Publication Type: Journal Article UR - https://doi.org/10.1109/58.143170 ER -