TY - JOUR AU - Zhang, X F; Hong, Y R; Bao, X F TI - Qualitative evaluation of thyroid nodues with gray-scale contrast-enhanced ultrasound JO - Zhejiang Da Xue Xue Bao Yi Xue Ban VL - 37 PY - 2008 L3 - PubMed-ID: 18925722 SP - 515 EP - 518 N1 - et al. ER -