TY - JOUR AU - Moritz, J D; Ludwig, A; Oestmann, J W TI - Contrast-enhanced color Doppler sonography for evaluation of enlarged cervical lymph nodes in head and neck tumors JO - Am J Roentgenol VL - 174 PY - 2000 DO - 10.2214/ajr.174.5.1741279 L3 - PubMed-ID: 10789776 SP - 1279 EP - 1284 ER -