Cite
MLA Citation
Mohamed Abdelhafez et al.. “Cap Assisted Upper Endoscopy for Examination of the Major Duodenal Papilla: A Randomized, Blinded, Controlled Crossover Study (CAPPA Study).” American journal of gastroenterology, vol. 112, 2017, p. . http://access.bl.uk/ark:/81055/vdc_100122853151.0x00005f