Chou, Y. H., Kuo, C. W., Wang, A. C., Chang, M. Y., Liou, C. L., & Tiu, C. M. (2020). Basics of medical ultrasound and ultrasound artifacts: an overview. 加馬, (51), 1-17. https://www.airitilibrary.com/Article/Detail?DocID=a0000119-202012-202107230014-202107230014-1-17