1 Sino-German Research Center of Ultrasound in Medicine, The First Affiliated Hospital of Zhengzhou University, 450052 Zhengzhou, China. Electronic address: cuixinwu@live.cn.
2 Sino-German Research Center of Ultrasound in Medicine, The First Affiliated Hospital of Zhengzhou University, 450052 Zhengzhou, China.
3 Department of Pharmacy, The First Affiliated Hospital of Zhengzhou University, 450052 Zhengzhou, China.