@misc{indiciaed5f7f984f0db, title = {Paraesophageal hernia causing colonic obstruction.}, author = {B Farrell and P S Gerard and D Bryk}, year = {1991}, doi = {10.1097/00004836-199104000-00014}, url = {https://pubmed.ncbi.nlm.nih.gov/2033226/}, note = {Source identifier: 2033226} }