Endoscopic ultrasound-guided fine-needle aspiration biopsy coupled with KRAS mutation assay to distinguish pancreatic cancer from pseudotumoral chronic pancreatitis - Bournet, B.; Souque, A.; Senesse, P.; Assenat, E.; Barthet, M.; Lesavre, N.; Aubert, A.; O'Toole, D.; Hammel, P.; Levy, P.; Ruszniewski, P.; Bouisson, M.; Escourrou, J.; Cordelier, P.; Buscail, L. (Endoscopy, 2009)