title: Endoscopic ultrasound and endoscopic ultrasound-guided fine-needle biopsy for the diagnosis of malignant submucosal tumors.
authors: Department of Gastroenterology, Medical Center for Postgraduate Education, Institute of Oncology, Warsaw, Poland. polek@coi.waw.pl
authors: M
authors: M
authors: Polkowski
mesh_terms: D044963:Biopsy, Fine-Needle; D019160:Endosonography; D005770:Gastrointestinal Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology*; D046152:Gastrointestinal Stromal Tumors / Q000000981:diagnostic imaging* / Q000473:pathology*; D006801:Humans; D007413:Intestinal Mucosa