title: Endoscopic ultrasonography.
authors.affiliation: Dept. of Gastroenterology, Medical Center for Postgraduate Education, Institute of Oncology, Warsaw, Poland. polek@coi.waw.pl
authors.forename: M
authors.initials: M
authors.lastname: Polkowski
mesh_terms: D044963:Biopsy, Fine-Needle; D004066:Digestive System Diseases / Q000000981:diagnostic imaging*; D019160:Endosonography; D042882:Gallstones / Q000000981:diagnostic imaging; D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology; D009367:Neoplasm Staging / Q000379:methods; D010190:Pancreatic Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology; D014057:Tomography, X-Ray Computed / Q000379:methods