6Hsu-Chong YEH. Some misconceptions and pitfalls in ultrasonography[J]. Med Ultrasound, 1998, 6(Suppl): 175-176.
7Lagalla R, Caruso G, Benza I, et al. Echo-color Doppler in the study of hypothyroiditism in the adult [J]. Radiol Med Torino, 1993, 86(2): 281.
8Reznichenko VM. Prognostic value of color Doppler ultrasonography of the thyroid gland in autoimmune thyroiditis[J]. Lik Sprava,2005, 4: 58-61.
9Papini E,Guglielmi R,Bianchini A,et al.Risk of malignancy in nonpalpable thyroid nodules:predictive value to ultrasound and color-Doppler features.J Clin Endocrinol Metab,2002,87(5):1941-1946.
10Jun Peter,Chow LC,Jeffrey RB,et al.Pictorial essay:the sonographic features of papillary thyroid carcinomas.Ultrasound Q,2005,21(1):39-45.
