@misc{indiciaec30e393687e7, title = {Postoperative recurrent ulcer.}, author = {S F MARSHALL and G K TERRELL}, year = {1957}, doi = {10.1016/s0039-6109(16)35186-6}, url = {https://pubmed.ncbi.nlm.nih.gov/13433270/}, note = {Source identifier: 13433270} }