7Ryozawa S, Kitoh H, Gondo T, et al. Usefulness of endoscopic ultrasound-guided fine-needle aspiration biopsy for the diagnosis of pancreatic cancer. J Gastroenterol,2005, 40:907-911.
8Eloubeidi MA, Varadarajulu S, Desai S, et al. Value of repeat endoscopic ultrasound-guided fine needle aspiration for suspected pancreatic cancer. J Gastroenterol Hepatol,2008,23: 567-570.
9Brugge WR, Lewandrowski K, Lee-Lewandrowski E, et al. Diagnosis of pancreatic cystic neoplasms : a report of the cooperative pancreatic cyst study. Gastroenterology, 2004,126:1330-1336.
10Brandwein SL, Farrell JJ, Centeno BA, et al. Detection and tumor staging of malignancy in cystic, intraductal, and solid tumors of the pancreas by EUS. Gastrointest Endosc, 2001,53 :722-727.
