Feasibility of high-resolution flow-mediated dilation using a 24-MHz probe to assess endothelial dysfunction: comparison of hypertensive and normotensive groups. - Wang, Yinping; Zhu, Zhengqiu; Ma, Xuehui; Shen, Bixiao; Zou, Chong; Gao, Hui; Dai, Ping; Wu, Yiyun; Huang, Hui (Ultrasonography, 2025)