Cite
MLA Citation
Greg S. Byrd et al.. “S1968 Pneumopericardium by Esophageal-Pericardial Fistula of Unknown Origin.” American journal of gastroenterology, vol. 115, n.d., pp. S1025–S1026. http://access.bl.uk/ark:/81055/vdc_100168587192.0x000033