Ngoc, D., 		Thi Huyen Trang, H., 		Cong Hoan, T., 		Van Sang, N., & 		Minh Chau, N.
2021 Sep 21.  The Value of Ultrasound in Classification  of Thyroid Hypoechoic Nodules. VNU Journal of Science: Medical and Pharmaceutical Sciences. [Online] 37:3