@misc{indiciae98c6ba8a86e2, title = {Retroperitoneal abscess complicating colonoscopy polypectomy.}, author = {B Ostyn and E Bercoff and N D Manchon and J P Louvel and A Janvresse and F Michot and J Bourreille}, year = {1987}, doi = {10.1007/bf02554340}, url = {https://pubmed.ncbi.nlm.nih.gov/3829864/}, note = {Source identifier: 3829864} }