Using the Area Ratio to Differentiate Between Benign and Malignant Breast Lesions: Ultrasound Strain Elastography versus Contrast Enhanced Ultrasound. - Lixia Zhao; Lei Zhang; Shuguang Zheng; Cheng Zhao; Hongqiao Wang; Chunhui Liu; Xu Chu (J. Medical Imaging Health Informatics, 2019)