Endoscopy 2012; 44(04): 394-398
DOI: 10.1055/s-0031-1291711
© Georg Thieme Verlag KG Stuttgart · New York
Endoscopic ultrasonography
M. Polkowski
1
Department of Gastroenterology and Hepatology, Medical Center for Postgraduate Education, Warsaw, Poland
2
Department of Gastroenterology, M. Sklodowska-Curie Memorial Cancer Center and Institute of Oncology, Warsaw, Poland
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