TY - JOUR T1 - Is Doppler ultrasound of additional value to gray-scale ultrasound in differentiating malignant and benign thyroid nodules? JO - Archives of Endocrinology and Metabolism A1 - Rosario, Pedro Weslley A1 - Silva, Alexandre Lemos da A1 - Borges, Michelle Aparecida Ribeiro A1 - Calsolari, Maria Regina SN - 2359-3997 UL - 10.1590/2359-3997000000014 VL - 59 Y1 - 2015 PB - Brasil ER -