TY - RPRT TI - Contrast-transfer efficiency for continuously varying tissue moduli: simulation and phantom validation. AU - F Kallel AU - C D Prihoda AU - J Ophir PY - 2001 DO - 10.1016/s0301-5629(01)00411-2 UR - https://pubmed.ncbi.nlm.nih.gov/11527598/ ID - 11527598 ER -