@misc{indiciae1d6350f50811, title = {Annular pancreas.}, author = {C E SEDGWICK and D E BATCHELLER}, year = {1958}, doi = {10.1016/s0039-6109(16)35499-8}, url = {https://pubmed.ncbi.nlm.nih.gov/13556579/}, note = {Source identifier: 13556579} }