The role of multimodal ultrasonic flow imaging in Thyroid Imaging Reporting and Data System (TI-RADS) 4 nodules - Zhang, Libo; Gu, Junyi; Zhao, Yuxin; Zhu, Min; Wei, Jing; Zhang, Bo (Gland Surgery; Vol 9, No 5 (October 30, 2020): Gland Surgery, 2020)