Vila Costas, J J Endoscopic ultrasonography with fine-needle aspiration: present situation and indications. [electronic resource] - Revista espanola de enfermedades digestivas Dec 2005 - 899-906 p. digital Publication Type: Journal Article; Review ISSN: 1130-0108 Standard No.: 10.4321/s1130-01082005001200006 doi Subjects--Topical Terms: Biopsy, Fine-NeedleEndosonographyHumans