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Tsibouris, Panagiotis, Chissostomos Kalantzis, Periklis Apostolopoulos, Antonios Zalonis, Peter Edward Thomas Isaacs, Mark Hendrickse, a Georgios Alexandrakis. "Small Bowel Ulcerative Lesions Are Common in Elderly NSAIDs Users With Peptic Ulcer Bleeding." World J Gastrointest Endosc 2014.

Tsibouris, Panagiotis, et al. "Small Bowel Ulcerative Lesions Are Common in Elderly NSAIDs Users With Peptic Ulcer Bleeding." World J Gastrointest Endosc 2014.