[Gray scale real-time ultrasound imaging for evaluating the function of the biliary system].
Zhao
Y Q
YQ
D000328:Adult; D003135:Common Bile Duct / Q000033:anatomy & histology / Q000502:physiology*; D005260:Female; D005704:Gallbladder / Q000033:anatomy & histology / Q000502:physiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D014463:Ultrasonography