Cite
MLA Citation
Joshua Berkowitz et al.. “Efficacy of Salvage Liquid Nitrogen Cryospray Ablation After Failed Radiofrequency Ablation for Dysplastic Barrett's Esophagus.” American journal of gastroenterology, vol. 111, n.d., p. . http://access.bl.uk/ark:/81055/vdc_100123026413.0x000031