[Ultrasonically guided percutaneous fine needle biopsy in the diagnosis of tumors of the liver, pancreas and biliary system].
D000293:Adolescent; D000328:Adult; D000368:Aged; D001661:Biliary Tract Neoplasms / Q000175:diagnosis*; D001707:Biopsy, Needle / Q000379:methods*; D002648:Child; D002675:Child, Preschool; D003581:Cytodiagnosis; D005260:Female; D006801:Humans; D008113:Liver Neoplasms / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged; D010190:Pancreatic Neoplasms / Q000175:diagnosis*; D014463:Ultrasonography