Comparison of contrast-enhanced ultrasound versus conventional ultrasound-guided percutaneous nephrolithotomy in patients with nondilated collecting system: a randomized controlled trial
Titel:
Comparison of contrast-enhanced ultrasound versus conventional ultrasound-guided percutaneous nephrolithotomy in patients with nondilated collecting system: a randomized controlled trial
Auteur:
Xia, Ding Peng, Ejun Yu, Yang Yang, Xiaoqi Liu, Hailang Tong, Yonghua Wang, Xinguang Xu, Hua Ye, Zhangqun Tang, Kun Chen, Zhiqiang