TY - RPRT TI - Third order harmonic imaging for biological tissues using three phase-coded pulses. AU - Qingyu Ma AU - Xiufen Gong AU - Dong Zhang PY - 2006 DO - 10.1016/j.ultras.2006.06.038 UR - https://pubmed.ncbi.nlm.nih.gov/16844158/ ID - 16844158 ER -